Home / 587,488,239.28-810,748,897.68-323,177,022.64

Finding the Fourth Proportional to 587,488,239.28, 810,748,897.68 and 323,177,022.64

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Solution

The fourth proportional to 587,488,239.28, 810,748,897.68 and 323,177,022.64 is: 445,992,612.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,488,239.28 : 810,748,897.68 = 323,177,022.64 : x
  2. Step 2: Convert to fraction form
    587,488,239.28/810,748,897.68 = 323,177,022.64/x
  3. Step 3: Cross multiply
    587,488,239.28x = 810,748,897.68 × 323,177,022.64
  4. Step 4: Simplify right side
    587,488,239.28x = 262,015,414,860,884,384
  5. Step 5: Solve for x
    x = 262,015,414,860,884,384/587,488,239.28
  6. Step 6: Final answer
    x = 445,992,612.86

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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.