Home / 124,857,711.20-187,286,566.80-88,578,005.60

Finding the Fourth Proportional to 124,857,711.20, 187,286,566.80 and 88,578,005.60

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Solution

The fourth proportional to 124,857,711.20, 187,286,566.80 and 88,578,005.60 is: 132,867,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,857,711.20 : 187,286,566.80 = 88,578,005.60 : x
  2. Step 2: Convert to fraction form
    124,857,711.20/187,286,566.80 = 88,578,005.60/x
  3. Step 3: Cross multiply
    124,857,711.20x = 187,286,566.80 × 88,578,005.60
  4. Step 4: Simplify right side
    124,857,711.20x = 16,589,470,562,815,174
  5. Step 5: Solve for x
    x = 16,589,470,562,815,174/124,857,711.20
  6. Step 6: Final answer
    x = 132,867,008.40

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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.