Home / 135,025,618.80-202,543,957.80-39,287,506.80

Finding the Fourth Proportional to 135,025,618.80, 202,543,957.80 and 39,287,506.80

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Solution

The fourth proportional to 135,025,618.80, 202,543,957.80 and 39,287,506.80 is: 58,932,869.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,025,618.80 : 202,543,957.80 = 39,287,506.80 : x
  2. Step 2: Convert to fraction form
    135,025,618.80/202,543,957.80 = 39,287,506.80/x
  3. Step 3: Cross multiply
    135,025,618.80x = 202,543,957.80 × 39,287,506.80
  4. Step 4: Simplify right side
    135,025,618.80x = 7,957,447,119,366,413
  5. Step 5: Solve for x
    x = 7,957,447,119,366,413/135,025,618.80
  6. Step 6: Final answer
    x = 58,932,869.11

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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.