Home / 123,385,092.82-183,974,543.89-119,995,163.55

Finding the Fourth Proportional to 123,385,092.82, 183,974,543.89 and 119,995,163.55

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Solution

The fourth proportional to 123,385,092.82, 183,974,543.89 and 119,995,163.55 is: 178,919,956.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,385,092.82 : 183,974,543.89 = 119,995,163.55 : x
  2. Step 2: Convert to fraction form
    123,385,092.82/183,974,543.89 = 119,995,163.55/x
  3. Step 3: Cross multiply
    123,385,092.82x = 183,974,543.89 × 119,995,163.55
  4. Step 4: Simplify right side
    123,385,092.82x = 22,076,055,482,817,212
  5. Step 5: Solve for x
    x = 22,076,055,482,817,212/123,385,092.82
  6. Step 6: Final answer
    x = 178,919,956.85

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.