Home / 121,396,003.16-167,526,366.24-65,641,290.06

Finding the Fourth Proportional to 121,396,003.16, 167,526,366.24 and 65,641,290.06

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Solution

The fourth proportional to 121,396,003.16, 167,526,366.24 and 65,641,290.06 is: 90,584,916.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,396,003.16 : 167,526,366.24 = 65,641,290.06 : x
  2. Step 2: Convert to fraction form
    121,396,003.16/167,526,366.24 = 65,641,290.06/x
  3. Step 3: Cross multiply
    121,396,003.16x = 167,526,366.24 × 65,641,290.06
  4. Step 4: Simplify right side
    121,396,003.16x = 10,996,646,799,932,010
  5. Step 5: Solve for x
    x = 10,996,646,799,932,010/121,396,003.16
  6. Step 6: Final answer
    x = 90,584,916.42

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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.