Home / 121,276,279.40-181,914,419.10-35,017,500.20

Finding the Fourth Proportional to 121,276,279.40, 181,914,419.10 and 35,017,500.20

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Solution

The fourth proportional to 121,276,279.40, 181,914,419.10 and 35,017,500.20 is: 52,526,250.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,276,279.40 : 181,914,419.10 = 35,017,500.20 : x
  2. Step 2: Convert to fraction form
    121,276,279.40/181,914,419.10 = 35,017,500.20/x
  3. Step 3: Cross multiply
    121,276,279.40x = 181,914,419.10 × 35,017,500.20
  4. Step 4: Simplify right side
    121,276,279.40x = 6,370,188,207,217,134
  5. Step 5: Solve for x
    x = 6,370,188,207,217,134/121,276,279.40
  6. Step 6: Final answer
    x = 52,526,250.30

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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.