Home / 99,856,267.30-149,784,400.95-61,393,060.90

Finding the Fourth Proportional to 99,856,267.30, 149,784,400.95 and 61,393,060.90

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Solution

The fourth proportional to 99,856,267.30, 149,784,400.95 and 61,393,060.90 is: 92,089,591.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,856,267.30 : 149,784,400.95 = 61,393,060.90 : x
  2. Step 2: Convert to fraction form
    99,856,267.30/149,784,400.95 = 61,393,060.90/x
  3. Step 3: Cross multiply
    99,856,267.30x = 149,784,400.95 × 61,393,060.90
  4. Step 4: Simplify right side
    99,856,267.30x = 9,195,722,849,393,366
  5. Step 5: Solve for x
    x = 9,195,722,849,393,366/99,856,267.30
  6. Step 6: Final answer
    x = 92,089,591.35

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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.