Home / 113,025,998.40-169,538,997.60-40,324,869.60

Finding the Fourth Proportional to 113,025,998.40, 169,538,997.60 and 40,324,869.60

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Solution

The fourth proportional to 113,025,998.40, 169,538,997.60 and 40,324,869.60 is: 60,487,304.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,025,998.40 : 169,538,997.60 = 40,324,869.60 : x
  2. Step 2: Convert to fraction form
    113,025,998.40/169,538,997.60 = 40,324,869.60/x
  3. Step 3: Cross multiply
    113,025,998.40x = 169,538,997.60 × 40,324,869.60
  4. Step 4: Simplify right side
    113,025,998.40x = 6,836,637,970,334,713
  5. Step 5: Solve for x
    x = 6,836,637,970,334,713/113,025,998.40
  6. Step 6: Final answer
    x = 60,487,304.40

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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.