Home / 574,944,004.20-862,416,006.30-478,009,165.80

Finding the Fourth Proportional to 574,944,004.20, 862,416,006.30 and 478,009,165.80

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Solution

The fourth proportional to 574,944,004.20, 862,416,006.30 and 478,009,165.80 is: 717,013,748.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,944,004.20 : 862,416,006.30 = 478,009,165.80 : x
  2. Step 2: Convert to fraction form
    574,944,004.20/862,416,006.30 = 478,009,165.80/x
  3. Step 3: Cross multiply
    574,944,004.20x = 862,416,006.30 × 478,009,165.80
  4. Step 4: Simplify right side
    574,944,004.20x = 412,242,755,744,030,528
  5. Step 5: Solve for x
    x = 412,242,755,744,030,528/574,944,004.20
  6. Step 6: Final answer
    x = 717,013,748.70

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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.