Home / 469,482,704,866.28-704,264,623,463.72-129,521,882,926.86

Finding the Fourth Proportional to 469,482,704,866.28, 704,264,623,463.72 and 129,521,882,926.86

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Solution

The fourth proportional to 469,482,704,866.28, 704,264,623,463.72 and 129,521,882,926.86 is: 194,294,015,869.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,482,704,866.28 : 704,264,623,463.72 = 129,521,882,926.86 : x
  2. Step 2: Convert to fraction form
    469,482,704,866.28/704,264,623,463.72 = 129,521,882,926.86/x
  3. Step 3: Cross multiply
    469,482,704,866.28x = 704,264,623,463.72 × 129,521,882,926.86
  4. Step 4: Simplify right side
    469,482,704,866.28x = 91,217,680,109,797,082,398,720
  5. Step 5: Solve for x
    x = 91,217,680,109,797,082,398,720/469,482,704,866.28
  6. Step 6: Final answer
    x = 194,294,015,869.61

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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.