Home / 321,838,258.20-482,757,387.30-117,373,003.80

Finding the Fourth Proportional to 321,838,258.20, 482,757,387.30 and 117,373,003.80

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Solution

The fourth proportional to 321,838,258.20, 482,757,387.30 and 117,373,003.80 is: 176,059,505.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,838,258.20 : 482,757,387.30 = 117,373,003.80 : x
  2. Step 2: Convert to fraction form
    321,838,258.20/482,757,387.30 = 117,373,003.80/x
  3. Step 3: Cross multiply
    321,838,258.20x = 482,757,387.30 × 117,373,003.80
  4. Step 4: Simplify right side
    321,838,258.20x = 56,662,684,654,040,968
  5. Step 5: Solve for x
    x = 56,662,684,654,040,968/321,838,258.20
  6. Step 6: Final answer
    x = 176,059,505.70

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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.