Home / 627,488,255.10-940,141,599.60-440,345,292.75

Finding the Fourth Proportional to 627,488,255.10, 940,141,599.60 and 440,345,292.75

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Solution

The fourth proportional to 627,488,255.10, 940,141,599.60 and 440,345,292.75 is: 659,752,472.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,488,255.10 : 940,141,599.60 = 440,345,292.75 : x
  2. Step 2: Convert to fraction form
    627,488,255.10/940,141,599.60 = 440,345,292.75/x
  3. Step 3: Cross multiply
    627,488,255.10x = 940,141,599.60 × 440,345,292.75
  4. Step 4: Simplify right side
    627,488,255.10x = 413,986,927,902,315,264
  5. Step 5: Solve for x
    x = 413,986,927,902,315,264/627,488,255.10
  6. Step 6: Final answer
    x = 659,752,472.72

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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.