Home / 49,329,187.80-73,993,781.70-48,478,882.20

Finding the Fourth Proportional to 49,329,187.80, 73,993,781.70 and 48,478,882.20

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Solution

The fourth proportional to 49,329,187.80, 73,993,781.70 and 48,478,882.20 is: 72,718,323.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,329,187.80 : 73,993,781.70 = 48,478,882.20 : x
  2. Step 2: Convert to fraction form
    49,329,187.80/73,993,781.70 = 48,478,882.20/x
  3. Step 3: Cross multiply
    49,329,187.80x = 73,993,781.70 × 48,478,882.20
  4. Step 4: Simplify right side
    49,329,187.80x = 3,587,135,826,566,816
  5. Step 5: Solve for x
    x = 3,587,135,826,566,816/49,329,187.80
  6. Step 6: Final answer
    x = 72,718,323.30

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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.