Home / 45,527,101.20-68,290,651.80-40,744,132.20

Finding the Fourth Proportional to 45,527,101.20, 68,290,651.80 and 40,744,132.20

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Solution

The fourth proportional to 45,527,101.20, 68,290,651.80 and 40,744,132.20 is: 61,116,198.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,527,101.20 : 68,290,651.80 = 40,744,132.20 : x
  2. Step 2: Convert to fraction form
    45,527,101.20/68,290,651.80 = 40,744,132.20/x
  3. Step 3: Cross multiply
    45,527,101.20x = 68,290,651.80 × 40,744,132.20
  4. Step 4: Simplify right side
    45,527,101.20x = 2,782,443,344,963,368
  5. Step 5: Solve for x
    x = 2,782,443,344,963,368/45,527,101.20
  6. Step 6: Final answer
    x = 61,116,198.30

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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.