Home / 654,127,966.82-981,327,369.28-265,950,863.30

Finding the Fourth Proportional to 654,127,966.82, 981,327,369.28 and 265,950,863.30

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Solution

The fourth proportional to 654,127,966.82, 981,327,369.28 and 265,950,863.30 is: 398,981,352.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,127,966.82 : 981,327,369.28 = 265,950,863.30 : x
  2. Step 2: Convert to fraction form
    654,127,966.82/981,327,369.28 = 265,950,863.30/x
  3. Step 3: Cross multiply
    654,127,966.82x = 981,327,369.28 × 265,950,863.30
  4. Step 4: Simplify right side
    654,127,966.82x = 260,984,861,039,933,888
  5. Step 5: Solve for x
    x = 260,984,861,039,933,888/654,127,966.82
  6. Step 6: Final answer
    x = 398,981,352.70

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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.