Home / 80,202,536.77-110,676,637.05-45,394,479.87

Finding the Fourth Proportional to 80,202,536.77, 110,676,637.05 and 45,394,479.87

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Solution

The fourth proportional to 80,202,536.77, 110,676,637.05 and 45,394,479.87 is: 62,642,761.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,202,536.77 : 110,676,637.05 = 45,394,479.87 : x
  2. Step 2: Convert to fraction form
    80,202,536.77/110,676,637.05 = 45,394,479.87/x
  3. Step 3: Cross multiply
    80,202,536.77x = 110,676,637.05 × 45,394,479.87
  4. Step 4: Simplify right side
    80,202,536.77x = 5,024,108,372,645,521
  5. Step 5: Solve for x
    x = 5,024,108,372,645,521/80,202,536.77
  6. Step 6: Final answer
    x = 62,642,761.38

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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.