Home / 108,047,589.85-161,972,074.79-38,943,481.11

Finding the Fourth Proportional to 108,047,589.85, 161,972,074.79 and 38,943,481.11

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Solution

The fourth proportional to 108,047,589.85, 161,972,074.79 and 38,943,481.11 is: 58,379,427.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,047,589.85 : 161,972,074.79 = 38,943,481.11 : x
  2. Step 2: Convert to fraction form
    108,047,589.85/161,972,074.79 = 38,943,481.11/x
  3. Step 3: Cross multiply
    108,047,589.85x = 161,972,074.79 × 38,943,481.11
  4. Step 4: Simplify right side
    108,047,589.85x = 6,307,756,434,931,872
  5. Step 5: Solve for x
    x = 6,307,756,434,931,872/108,047,589.85
  6. Step 6: Final answer
    x = 58,379,427.47

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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.