Home / 321,838,156.20-482,757,234.30-117,372,901.80

Finding the Fourth Proportional to 321,838,156.20, 482,757,234.30 and 117,372,901.80

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Solution

The fourth proportional to 321,838,156.20, 482,757,234.30 and 117,372,901.80 is: 176,059,352.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,838,156.20 : 482,757,234.30 = 117,372,901.80 : x
  2. Step 2: Convert to fraction form
    321,838,156.20/482,757,234.30 = 117,372,901.80/x
  3. Step 3: Cross multiply
    321,838,156.20x = 482,757,234.30 × 117,372,901.80
  4. Step 4: Simplify right side
    321,838,156.20x = 56,662,617,454,733,488
  5. Step 5: Solve for x
    x = 56,662,617,454,733,488/321,838,156.20
  6. Step 6: Final answer
    x = 176,059,352.70

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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.