Home / 119,155,327.20-178,732,990.80-73,805,695.20

Finding the Fourth Proportional to 119,155,327.20, 178,732,990.80 and 73,805,695.20

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Solution

The fourth proportional to 119,155,327.20, 178,732,990.80 and 73,805,695.20 is: 110,708,542.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,155,327.20 : 178,732,990.80 = 73,805,695.20 : x
  2. Step 2: Convert to fraction form
    119,155,327.20/178,732,990.80 = 73,805,695.20/x
  3. Step 3: Cross multiply
    119,155,327.20x = 178,732,990.80 × 73,805,695.20
  4. Step 4: Simplify right side
    119,155,327.20x = 13,191,512,641,169,206
  5. Step 5: Solve for x
    x = 13,191,512,641,169,206/119,155,327.20
  6. Step 6: Final answer
    x = 110,708,542.80

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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.