Home / 124,857,759.20-187,286,638.80-88,578,053.60

Finding the Fourth Proportional to 124,857,759.20, 187,286,638.80 and 88,578,053.60

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Solution

The fourth proportional to 124,857,759.20, 187,286,638.80 and 88,578,053.60 is: 132,867,080.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,857,759.20 : 187,286,638.80 = 88,578,053.60 : x
  2. Step 2: Convert to fraction form
    124,857,759.20/187,286,638.80 = 88,578,053.60/x
  3. Step 3: Cross multiply
    124,857,759.20x = 187,286,638.80 × 88,578,053.60
  4. Step 4: Simplify right side
    124,857,759.20x = 16,589,485,930,190,240
  5. Step 5: Solve for x
    x = 16,589,485,930,190,240/124,857,759.20
  6. Step 6: Final answer
    x = 132,867,080.40

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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.