Home / 629,859,149.60-944,788,724.40-323,182,263.20

Finding the Fourth Proportional to 629,859,149.60, 944,788,724.40 and 323,182,263.20

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Solution

The fourth proportional to 629,859,149.60, 944,788,724.40 and 323,182,263.20 is: 484,773,394.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,859,149.60 : 944,788,724.40 = 323,182,263.20 : x
  2. Step 2: Convert to fraction form
    629,859,149.60/944,788,724.40 = 323,182,263.20/x
  3. Step 3: Cross multiply
    629,859,149.60x = 944,788,724.40 × 323,182,263.20
  4. Step 4: Simplify right side
    629,859,149.60x = 305,338,958,197,433,024
  5. Step 5: Solve for x
    x = 305,338,958,197,433,024/629,859,149.60
  6. Step 6: Final answer
    x = 484,773,394.80

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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.