Home / 146,736,841.20-220,246,979.40-89,341,213.20

Finding the Fourth Proportional to 146,736,841.20, 220,246,979.40 and 89,341,213.20

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Solution

The fourth proportional to 146,736,841.20, 220,246,979.40 and 89,341,213.20 is: 134,098,105.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,736,841.20 : 220,246,979.40 = 89,341,213.20 : x
  2. Step 2: Convert to fraction form
    146,736,841.20/220,246,979.40 = 89,341,213.20/x
  3. Step 3: Cross multiply
    146,736,841.20x = 220,246,979.40 × 89,341,213.20
  4. Step 4: Simplify right side
    146,736,841.20x = 19,677,132,343,231,408
  5. Step 5: Solve for x
    x = 19,677,132,343,231,408/146,736,841.20
  6. Step 6: Final answer
    x = 134,098,105.03

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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.