Home / 629,367,614.60-943,043,652.30-413,704,920.20

Finding the Fourth Proportional to 629,367,614.60, 943,043,652.30 and 413,704,920.20

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Solution

The fourth proportional to 629,367,614.60, 943,043,652.30 and 413,704,920.20 is: 619,894,938.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,367,614.60 : 943,043,652.30 = 413,704,920.20 : x
  2. Step 2: Convert to fraction form
    629,367,614.60/943,043,652.30 = 413,704,920.20/x
  3. Step 3: Cross multiply
    629,367,614.60x = 943,043,652.30 × 413,704,920.20
  4. Step 4: Simplify right side
    629,367,614.60x = 390,141,798,919,888,000
  5. Step 5: Solve for x
    x = 390,141,798,919,888,000/629,367,614.60
  6. Step 6: Final answer
    x = 619,894,938.78

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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.