Home / 99,794,269.40-149,691,404.10-56,646,800.60

Finding the Fourth Proportional to 99,794,269.40, 149,691,404.10 and 56,646,800.60

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Solution

The fourth proportional to 99,794,269.40, 149,691,404.10 and 56,646,800.60 is: 84,970,200.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,794,269.40 : 149,691,404.10 = 56,646,800.60 : x
  2. Step 2: Convert to fraction form
    99,794,269.40/149,691,404.10 = 56,646,800.60/x
  3. Step 3: Cross multiply
    99,794,269.40x = 149,691,404.10 × 56,646,800.60
  4. Step 4: Simplify right side
    99,794,269.40x = 8,479,539,119,586,722
  5. Step 5: Solve for x
    x = 8,479,539,119,586,722/99,794,269.40
  6. Step 6: Final answer
    x = 84,970,200.90

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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.