Home / 897,068,385.20-1,345,854,520.20-437,021,562.80

Finding the Fourth Proportional to 897,068,385.20, 1,345,854,520.20 and 437,021,562.80

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Solution

The fourth proportional to 897,068,385.20, 1,345,854,520.20 and 437,021,562.80 is: 655,655,082.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,068,385.20 : 1,345,854,520.20 = 437,021,562.80 : x
  2. Step 2: Convert to fraction form
    897,068,385.20/1,345,854,520.20 = 437,021,562.80/x
  3. Step 3: Cross multiply
    897,068,385.20x = 1,345,854,520.20 × 437,021,562.80
  4. Step 4: Simplify right side
    897,068,385.20x = 588,167,445,719,248,256
  5. Step 5: Solve for x
    x = 588,167,445,719,248,256/897,068,385.20
  6. Step 6: Final answer
    x = 655,655,082.07

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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.