Home / 347,645,946.30-521,468,919.45-132,207,200.70

Finding the Fourth Proportional to 347,645,946.30, 521,468,919.45 and 132,207,200.70

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Solution

The fourth proportional to 347,645,946.30, 521,468,919.45 and 132,207,200.70 is: 198,310,801.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,645,946.30 : 521,468,919.45 = 132,207,200.70 : x
  2. Step 2: Convert to fraction form
    347,645,946.30/521,468,919.45 = 132,207,200.70/x
  3. Step 3: Cross multiply
    347,645,946.30x = 521,468,919.45 × 132,207,200.70
  4. Step 4: Simplify right side
    347,645,946.30x = 68,941,946,092,538,280
  5. Step 5: Solve for x
    x = 68,941,946,092,538,280/347,645,946.30
  6. Step 6: Final answer
    x = 198,310,801.05

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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.