Home / 98,496,098.30-147,744,147.45-66,247,471.10

Finding the Fourth Proportional to 98,496,098.30, 147,744,147.45 and 66,247,471.10

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Solution

The fourth proportional to 98,496,098.30, 147,744,147.45 and 66,247,471.10 is: 99,371,206.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,496,098.30 : 147,744,147.45 = 66,247,471.10 : x
  2. Step 2: Convert to fraction form
    98,496,098.30/147,744,147.45 = 66,247,471.10/x
  3. Step 3: Cross multiply
    98,496,098.30x = 147,744,147.45 × 66,247,471.10
  4. Step 4: Simplify right side
    98,496,098.30x = 9,787,676,138,388,014
  5. Step 5: Solve for x
    x = 9,787,676,138,388,014/98,496,098.30
  6. Step 6: Final answer
    x = 99,371,206.65

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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.