Home / 629,857,696.60-944,786,544.90-400,086,227.80

Finding the Fourth Proportional to 629,857,696.60, 944,786,544.90 and 400,086,227.80

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Solution

The fourth proportional to 629,857,696.60, 944,786,544.90 and 400,086,227.80 is: 600,129,341.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,696.60 : 944,786,544.90 = 400,086,227.80 : x
  2. Step 2: Convert to fraction form
    629,857,696.60/944,786,544.90 = 400,086,227.80/x
  3. Step 3: Cross multiply
    629,857,696.60x = 944,786,544.90 × 400,086,227.80
  4. Step 4: Simplify right side
    629,857,696.60x = 377,996,084,825,236,352
  5. Step 5: Solve for x
    x = 377,996,084,825,236,352/629,857,696.60
  6. Step 6: Final answer
    x = 600,129,341.70

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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.