Home / 69,676,607.57-96,159,845.89-38,320,181.55

Finding the Fourth Proportional to 69,676,607.57, 96,159,845.89 and 38,320,181.55

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Solution

The fourth proportional to 69,676,607.57, 96,159,845.89 and 38,320,181.55 is: 52,885,220.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,676,607.57 : 96,159,845.89 = 38,320,181.55 : x
  2. Step 2: Convert to fraction form
    69,676,607.57/96,159,845.89 = 38,320,181.55/x
  3. Step 3: Cross multiply
    69,676,607.57x = 96,159,845.89 × 38,320,181.55
  4. Step 4: Simplify right side
    69,676,607.57x = 3,684,862,752,324,821
  5. Step 5: Solve for x
    x = 3,684,862,752,324,821/69,676,607.57
  6. Step 6: Final answer
    x = 52,885,220.46

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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.