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Finding the Fourth Proportional to 99,098,689.60, 148,648,034.40 and 99,098,689.60

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Solution

The fourth proportional to 99,098,689.60, 148,648,034.40 and 99,098,689.60 is: 148,648,034.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,098,689.60 : 148,648,034.40 = 99,098,689.60 : x
  2. Step 2: Convert to fraction form
    99,098,689.60/148,648,034.40 = 99,098,689.60/x
  3. Step 3: Cross multiply
    99,098,689.60x = 148,648,034.40 × 99,098,689.60
  4. Step 4: Simplify right side
    99,098,689.60x = 14,730,825,420,655,722
  5. Step 5: Solve for x
    x = 14,730,825,420,655,722/99,098,689.60
  6. Step 6: Final answer
    x = 148,648,034.40

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Similar ratio
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1.5x scale

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.