Home / 159,809,648.10-239,966,414.55-91,785,200.10

Finding the Fourth Proportional to 159,809,648.10, 239,966,414.55 and 91,785,200.10

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Solution

The fourth proportional to 159,809,648.10, 239,966,414.55 and 91,785,200.10 is: 137,822,500.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,809,648.10 : 239,966,414.55 = 91,785,200.10 : x
  2. Step 2: Convert to fraction form
    159,809,648.10/239,966,414.55 = 91,785,200.10/x
  3. Step 3: Cross multiply
    159,809,648.10x = 239,966,414.55 × 91,785,200.10
  4. Step 4: Simplify right side
    159,809,648.10x = 22,025,365,376,751,300
  5. Step 5: Solve for x
    x = 22,025,365,376,751,300/159,809,648.10
  6. Step 6: Final answer
    x = 137,822,500.95

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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.