Home / 238,428,498.40-357,642,747.60-224,067,781.60

Finding the Fourth Proportional to 238,428,498.40, 357,642,747.60 and 224,067,781.60

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Solution

The fourth proportional to 238,428,498.40, 357,642,747.60 and 224,067,781.60 is: 336,101,672.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,428,498.40 : 357,642,747.60 = 224,067,781.60 : x
  2. Step 2: Convert to fraction form
    238,428,498.40/357,642,747.60 = 224,067,781.60/x
  3. Step 3: Cross multiply
    238,428,498.40x = 357,642,747.60 × 224,067,781.60
  4. Step 4: Simplify right side
    238,428,498.40x = 80,136,217,060,060,720
  5. Step 5: Solve for x
    x = 80,136,217,060,060,720/238,428,498.40
  6. Step 6: Final answer
    x = 336,101,672.40

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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.