Home / 1,828,332,005.20-2,742,498,007.80-1,792,052,299.60

Finding the Fourth Proportional to 1,828,332,005.20, 2,742,498,007.80 and 1,792,052,299.60

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Solution

The fourth proportional to 1,828,332,005.20, 2,742,498,007.80 and 1,792,052,299.60 is: 2,688,078,449.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828,332,005.20 : 2,742,498,007.80 = 1,792,052,299.60 : x
  2. Step 2: Convert to fraction form
    1,828,332,005.20/2,742,498,007.80 = 1,792,052,299.60/x
  3. Step 3: Cross multiply
    1,828,332,005.20x = 2,742,498,007.80 × 1,792,052,299.60
  4. Step 4: Simplify right side
    1,828,332,005.20x = 4,914,699,861,526,409,216
  5. Step 5: Solve for x
    x = 4,914,699,861,526,409,216/1,828,332,005.20
  6. Step 6: Final answer
    x = 2,688,078,449.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.