Home / 98,496,404.85-147,744,607.28-66,247,777.65

Finding the Fourth Proportional to 98,496,404.85, 147,744,607.28 and 66,247,777.65

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Solution

The fourth proportional to 98,496,404.85, 147,744,607.28 and 66,247,777.65 is: 99,371,666.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,496,404.85 : 147,744,607.28 = 66,247,777.65 : x
  2. Step 2: Convert to fraction form
    98,496,404.85/147,744,607.28 = 66,247,777.65/x
  3. Step 3: Cross multiply
    98,496,404.85x = 147,744,607.28 × 66,247,777.65
  4. Step 4: Simplify right side
    98,496,404.85x = 9,787,751,891,740,772
  5. Step 5: Solve for x
    x = 9,787,751,891,740,772/98,496,404.85
  6. Step 6: Final answer
    x = 99,371,666.48

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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.