Home / 2,381,677,561.25-3,572,923,346.95-981,896,641.62

Finding the Fourth Proportional to 2,381,677,561.25, 3,572,923,346.95 and 981,896,641.62

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Solution

The fourth proportional to 2,381,677,561.25, 3,572,923,346.95 and 981,896,641.62 is: 1,473,012,758.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381,677,561.25 : 3,572,923,346.95 = 981,896,641.62 : x
  2. Step 2: Convert to fraction form
    2,381,677,561.25/3,572,923,346.95 = 981,896,641.62/x
  3. Step 3: Cross multiply
    2,381,677,561.25x = 3,572,923,346.95 × 981,896,641.62
  4. Step 4: Simplify right side
    2,381,677,561.25x = 3,508,241,435,135,895,040
  5. Step 5: Solve for x
    x = 3,508,241,435,135,895,040/2,381,677,561.25
  6. Step 6: Final answer
    x = 1,473,012,758.83

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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.