Home / 107,755,700.40-161,633,550.60-99,441,601.20

Finding the Fourth Proportional to 107,755,700.40, 161,633,550.60 and 99,441,601.20

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Solution

The fourth proportional to 107,755,700.40, 161,633,550.60 and 99,441,601.20 is: 149,162,401.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,755,700.40 : 161,633,550.60 = 99,441,601.20 : x
  2. Step 2: Convert to fraction form
    107,755,700.40/161,633,550.60 = 99,441,601.20/x
  3. Step 3: Cross multiply
    107,755,700.40x = 161,633,550.60 × 99,441,601.20
  4. Step 4: Simplify right side
    107,755,700.40x = 16,073,099,079,305,220
  5. Step 5: Solve for x
    x = 16,073,099,079,305,220/107,755,700.40
  6. Step 6: Final answer
    x = 149,162,401.80

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1.5x scale

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.