Home / 68,442,857-94,451,142.21-37,502,361.98

Finding the Fourth Proportional to 68,442,857, 94,451,142.21 and 37,502,361.98

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Solution

The fourth proportional to 68,442,857, 94,451,142.21 and 37,502,361.98 is: 51,753,259.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,442,857 : 94,451,142.21 = 37,502,361.98 : x
  2. Step 2: Convert to fraction form
    68,442,857/94,451,142.21 = 37,502,361.98/x
  3. Step 3: Cross multiply
    68,442,857x = 94,451,142.21 × 37,502,361.98
  4. Step 4: Simplify right side
    68,442,857x = 3,542,140,924,583,876.50
  5. Step 5: Solve for x
    x = 3,542,140,924,583,876.50/68,442,857
  6. Step 6: Final answer
    x = 51,753,259.29

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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.