Home / 100,731,687.40-151,097,531.10-32,581,268.20

Finding the Fourth Proportional to 100,731,687.40, 151,097,531.10 and 32,581,268.20

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Solution

The fourth proportional to 100,731,687.40, 151,097,531.10 and 32,581,268.20 is: 48,871,902.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,731,687.40 : 151,097,531.10 = 32,581,268.20 : x
  2. Step 2: Convert to fraction form
    100,731,687.40/151,097,531.10 = 32,581,268.20/x
  3. Step 3: Cross multiply
    100,731,687.40x = 151,097,531.10 × 32,581,268.20
  4. Step 4: Simplify right side
    100,731,687.40x = 4,922,949,185,126,941
  5. Step 5: Solve for x
    x = 4,922,949,185,126,941/100,731,687.40
  6. Step 6: Final answer
    x = 48,871,902.30

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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.