Home / 624,231,488.48-861,439,380.28-373,335,841.55

Finding the Fourth Proportional to 624,231,488.48, 861,439,380.28 and 373,335,841.55

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Solution

The fourth proportional to 624,231,488.48, 861,439,380.28 and 373,335,841.55 is: 515,203,417.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,231,488.48 : 861,439,380.28 = 373,335,841.55 : x
  2. Step 2: Convert to fraction form
    624,231,488.48/861,439,380.28 = 373,335,841.55/x
  3. Step 3: Cross multiply
    624,231,488.48x = 861,439,380.28 × 373,335,841.55
  4. Step 4: Simplify right side
    624,231,488.48x = 321,606,195,982,364,544
  5. Step 5: Solve for x
    x = 321,606,195,982,364,544/624,231,488.48
  6. Step 6: Final answer
    x = 515,203,417.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.