Home / 108,047,590.85-161,972,076.29-38,943,482.11

Finding the Fourth Proportional to 108,047,590.85, 161,972,076.29 and 38,943,482.11

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Solution

The fourth proportional to 108,047,590.85, 161,972,076.29 and 38,943,482.11 is: 58,379,428.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,047,590.85 : 161,972,076.29 = 38,943,482.11 : x
  2. Step 2: Convert to fraction form
    108,047,590.85/161,972,076.29 = 38,943,482.11/x
  3. Step 3: Cross multiply
    108,047,590.85x = 161,972,076.29 × 38,943,482.11
  4. Step 4: Simplify right side
    108,047,590.85x = 6,307,756,655,319,170
  5. Step 5: Solve for x
    x = 6,307,756,655,319,170/108,047,590.85
  6. Step 6: Final answer
    x = 58,379,428.97

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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.