Home / 91,737,268.38-126,597,448.80-50,484,160.76

Finding the Fourth Proportional to 91,737,268.38, 126,597,448.80 and 50,484,160.76

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Solution

The fourth proportional to 91,737,268.38, 126,597,448.80 and 50,484,160.76 is: 69,668,151.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,737,268.38 : 126,597,448.80 = 50,484,160.76 : x
  2. Step 2: Convert to fraction form
    91,737,268.38/126,597,448.80 = 50,484,160.76/x
  3. Step 3: Cross multiply
    91,737,268.38x = 126,597,448.80 × 50,484,160.76
  4. Step 4: Simplify right side
    91,737,268.38x = 6,391,165,956,392,082
  5. Step 5: Solve for x
    x = 6,391,165,956,392,082/91,737,268.38
  6. Step 6: Final answer
    x = 69,668,151.99

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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.