Home / 225,914,441.40-338,918,901.30-72,575,998.20

Finding the Fourth Proportional to 225,914,441.40, 338,918,901.30 and 72,575,998.20

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Solution

The fourth proportional to 225,914,441.40, 338,918,901.30 and 72,575,998.20 is: 108,879,173.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,914,441.40 : 338,918,901.30 = 72,575,998.20 : x
  2. Step 2: Convert to fraction form
    225,914,441.40/338,918,901.30 = 72,575,998.20/x
  3. Step 3: Cross multiply
    225,914,441.40x = 338,918,901.30 × 72,575,998.20
  4. Step 4: Simplify right side
    225,914,441.40x = 24,597,377,570,694,780
  5. Step 5: Solve for x
    x = 24,597,377,570,694,780/225,914,441.40
  6. Step 6: Final answer
    x = 108,879,173.10

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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.