Home / 148,921,540.80-223,382,311.20-39,746,500.80

Finding the Fourth Proportional to 148,921,540.80, 223,382,311.20 and 39,746,500.80

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Solution

The fourth proportional to 148,921,540.80, 223,382,311.20 and 39,746,500.80 is: 59,619,751.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,921,540.80 : 223,382,311.20 = 39,746,500.80 : x
  2. Step 2: Convert to fraction form
    148,921,540.80/223,382,311.20 = 39,746,500.80/x
  3. Step 3: Cross multiply
    148,921,540.80x = 223,382,311.20 × 39,746,500.80
  4. Step 4: Simplify right side
    148,921,540.80x = 8,878,665,210,816,648
  5. Step 5: Solve for x
    x = 8,878,665,210,816,648/148,921,540.80
  6. Step 6: Final answer
    x = 59,619,751.20

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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.