Home / 99,226,004.40-148,555,571.40-89,022,337.20

Finding the Fourth Proportional to 99,226,004.40, 148,555,571.40 and 89,022,337.20

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Solution

The fourth proportional to 99,226,004.40, 148,555,571.40 and 89,022,337.20 is: 133,279,216.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,226,004.40 : 148,555,571.40 = 89,022,337.20 : x
  2. Step 2: Convert to fraction form
    99,226,004.40/148,555,571.40 = 89,022,337.20/x
  3. Step 3: Cross multiply
    99,226,004.40x = 148,555,571.40 × 89,022,337.20
  4. Step 4: Simplify right side
    99,226,004.40x = 13,224,764,170,109,478
  5. Step 5: Solve for x
    x = 13,224,764,170,109,478/99,226,004.40
  6. Step 6: Final answer
    x = 133,279,216.98

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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.