Home / 99,856,234.20-149,784,351.30-48,771,024.60

Finding the Fourth Proportional to 99,856,234.20, 149,784,351.30 and 48,771,024.60

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Solution

The fourth proportional to 99,856,234.20, 149,784,351.30 and 48,771,024.60 is: 73,156,536.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,856,234.20 : 149,784,351.30 = 48,771,024.60 : x
  2. Step 2: Convert to fraction form
    99,856,234.20/149,784,351.30 = 48,771,024.60/x
  3. Step 3: Cross multiply
    99,856,234.20x = 149,784,351.30 × 48,771,024.60
  4. Step 4: Simplify right side
    99,856,234.20x = 7,305,136,281,947,343
  5. Step 5: Solve for x
    x = 7,305,136,281,947,343/99,856,234.20
  6. Step 6: Final answer
    x = 73,156,536.90

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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.