linearlayout

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:divider="@mipmap/ic_launcher"
    android:dividerPadding="100dp"
    android:orientation="vertical"
    android:showDividers="middle">


    <LinearLayout
        android:layout_width="1000dp"
        android:layout_height="0dp"
        android:layout_weight="3"
        android:background="#ff0000" />

    <LinearLayout
        android:layout_width="1000dp"
        android:layout_height="0dp"
        android:layout_weight="2"
        android:background="#ff00ff"

        />

    <LinearLayout
        android:layout_width="100dp"
        android:layout_height="0dp"
        android:layout_weight="1"
        android:background="#ffff00" />


</LinearLayout>