Home / 80,024,175.68-110,431,922.90-45,216,118.78

Finding the Fourth Proportional to 80,024,175.68, 110,431,922.90 and 45,216,118.78

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Solution

The fourth proportional to 80,024,175.68, 110,431,922.90 and 45,216,118.78 is: 62,397,430.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,024,175.68 : 110,431,922.90 = 45,216,118.78 : x
  2. Step 2: Convert to fraction form
    80,024,175.68/110,431,922.90 = 45,216,118.78/x
  3. Step 3: Cross multiply
    80,024,175.68x = 110,431,922.90 × 45,216,118.78
  4. Step 4: Simplify right side
    80,024,175.68x = 4,993,302,942,448,042
  5. Step 5: Solve for x
    x = 4,993,302,942,448,042/80,024,175.68
  6. Step 6: Final answer
    x = 62,397,430.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.