Home / 108,654,330.60-162,981,495.90-65,501,321.40

Finding the Fourth Proportional to 108,654,330.60, 162,981,495.90 and 65,501,321.40

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Solution

The fourth proportional to 108,654,330.60, 162,981,495.90 and 65,501,321.40 is: 98,251,982.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,654,330.60 : 162,981,495.90 = 65,501,321.40 : x
  2. Step 2: Convert to fraction form
    108,654,330.60/162,981,495.90 = 65,501,321.40/x
  3. Step 3: Cross multiply
    108,654,330.60x = 162,981,495.90 × 65,501,321.40
  4. Step 4: Simplify right side
    108,654,330.60x = 10,675,503,345,198,682
  5. Step 5: Solve for x
    x = 10,675,503,345,198,682/108,654,330.60
  6. Step 6: Final answer
    x = 98,251,982.10

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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.