Home / 104,361,147.78-156,535,964.37-42,934,761.24

Finding the Fourth Proportional to 104,361,147.78, 156,535,964.37 and 42,934,761.24

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Solution

The fourth proportional to 104,361,147.78, 156,535,964.37 and 42,934,761.24 is: 64,399,773.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,361,147.78 : 156,535,964.37 = 42,934,761.24 : x
  2. Step 2: Convert to fraction form
    104,361,147.78/156,535,964.37 = 42,934,761.24/x
  3. Step 3: Cross multiply
    104,361,147.78x = 156,535,964.37 × 42,934,761.24
  4. Step 4: Simplify right side
    104,361,147.78x = 6,720,834,255,699,098
  5. Step 5: Solve for x
    x = 6,720,834,255,699,098/104,361,147.78
  6. Step 6: Final answer
    x = 64,399,773.27

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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.