Home / 629,857,805.60-944,786,708.40-357,760,013.60

Finding the Fourth Proportional to 629,857,805.60, 944,786,708.40 and 357,760,013.60

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Solution

The fourth proportional to 629,857,805.60, 944,786,708.40 and 357,760,013.60 is: 536,640,020.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,805.60 : 944,786,708.40 = 357,760,013.60 : x
  2. Step 2: Convert to fraction form
    629,857,805.60/944,786,708.40 = 357,760,013.60/x
  3. Step 3: Cross multiply
    629,857,805.60x = 944,786,708.40 × 357,760,013.60
  4. Step 4: Simplify right side
    629,857,805.60x = 338,006,905,646,283,264
  5. Step 5: Solve for x
    x = 338,006,905,646,283,264/629,857,805.60
  6. Step 6: Final answer
    x = 536,640,020.40

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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.