Home / 861,755,099.56-1,294,545,837.18-534,472,474.60

Finding the Fourth Proportional to 861,755,099.56, 1,294,545,837.18 and 534,472,474.60

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Solution

The fourth proportional to 861,755,099.56, 1,294,545,837.18 and 534,472,474.60 is: 802,895,297.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,755,099.56 : 1,294,545,837.18 = 534,472,474.60 : x
  2. Step 2: Convert to fraction form
    861,755,099.56/1,294,545,837.18 = 534,472,474.60/x
  3. Step 3: Cross multiply
    861,755,099.56x = 1,294,545,837.18 × 534,472,474.60
  4. Step 4: Simplify right side
    861,755,099.56x = 691,899,117,080,723,328
  5. Step 5: Solve for x
    x = 691,899,117,080,723,328/861,755,099.56
  6. Step 6: Final answer
    x = 802,895,297.55

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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.