Home / 115,661,356.38-159,611,726.34-62,737,931.16

Finding the Fourth Proportional to 115,661,356.38, 159,611,726.34 and 62,737,931.16

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Solution

The fourth proportional to 115,661,356.38, 159,611,726.34 and 62,737,931.16 is: 86,577,832.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,661,356.38 : 159,611,726.34 = 62,737,931.16 : x
  2. Step 2: Convert to fraction form
    115,661,356.38/159,611,726.34 = 62,737,931.16/x
  3. Step 3: Cross multiply
    115,661,356.38x = 159,611,726.34 × 62,737,931.16
  4. Step 4: Simplify right side
    115,661,356.38x = 10,013,709,499,447,678
  5. Step 5: Solve for x
    x = 10,013,709,499,447,678/115,661,356.38
  6. Step 6: Final answer
    x = 86,577,832.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.