Home / 629,774,491.60-944,794,447.80-266,081,640.40

Finding the Fourth Proportional to 629,774,491.60, 944,794,447.80 and 266,081,640.40

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Solution

The fourth proportional to 629,774,491.60, 944,794,447.80 and 266,081,640.40 is: 399,178,531.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,774,491.60 : 944,794,447.80 = 266,081,640.40 : x
  2. Step 2: Convert to fraction form
    629,774,491.60/944,794,447.80 = 266,081,640.40/x
  3. Step 3: Cross multiply
    629,774,491.60x = 944,794,447.80 × 266,081,640.40
  4. Step 4: Simplify right side
    629,774,491.60x = 251,392,456,511,436,160
  5. Step 5: Solve for x
    x = 251,392,456,511,436,160/629,774,491.60
  6. Step 6: Final answer
    x = 399,178,531.15

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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.