Home / 627,488,253.60-940,141,597.35-440,345,291.25

Finding the Fourth Proportional to 627,488,253.60, 940,141,597.35 and 440,345,291.25

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Solution

The fourth proportional to 627,488,253.60, 940,141,597.35 and 440,345,291.25 is: 659,752,470.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,488,253.60 : 940,141,597.35 = 440,345,291.25 : x
  2. Step 2: Convert to fraction form
    627,488,253.60/940,141,597.35 = 440,345,291.25/x
  3. Step 3: Cross multiply
    627,488,253.60x = 940,141,597.35 × 440,345,291.25
  4. Step 4: Simplify right side
    627,488,253.60x = 413,986,925,501,326,016
  5. Step 5: Solve for x
    x = 413,986,925,501,326,016/627,488,253.60
  6. Step 6: Final answer
    x = 659,752,470.47

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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.