Home / 136,663,155.52-205,042,562.66-39,624,686.12

Finding the Fourth Proportional to 136,663,155.52, 205,042,562.66 and 39,624,686.12

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Solution

The fourth proportional to 136,663,155.52, 205,042,562.66 and 39,624,686.12 is: 59,450,897.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,663,155.52 : 205,042,562.66 = 39,624,686.12 : x
  2. Step 2: Convert to fraction form
    136,663,155.52/205,042,562.66 = 39,624,686.12/x
  3. Step 3: Cross multiply
    136,663,155.52x = 205,042,562.66 × 39,624,686.12
  4. Step 4: Simplify right side
    136,663,155.52x = 8,124,747,187,254,601
  5. Step 5: Solve for x
    x = 8,124,747,187,254,601/136,663,155.52
  6. Step 6: Final answer
    x = 59,450,897.04

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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.