Home / 19,989,043,773.55-29,983,262,990.79-4,862,755,591.13

Finding the Fourth Proportional to 19,989,043,773.55, 29,983,262,990.79 and 4,862,755,591.13

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Solution

The fourth proportional to 19,989,043,773.55, 29,983,262,990.79 and 4,862,755,591.13 is: 7,294,059,755.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,989,043,773.55 : 29,983,262,990.79 = 4,862,755,591.13 : x
  2. Step 2: Convert to fraction form
    19,989,043,773.55/29,983,262,990.79 = 4,862,755,591.13/x
  3. Step 3: Cross multiply
    19,989,043,773.55x = 29,983,262,990.79 × 4,862,755,591.13
  4. Step 4: Simplify right side
    19,989,043,773.55x = 145,801,279,748,785,291,264
  5. Step 5: Solve for x
    x = 145,801,279,748,785,291,264/19,989,043,773.55
  6. Step 6: Final answer
    x = 7,294,059,755.96

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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.