Home / 121,752,449.21-182,691,462.63-57,062,826.29

Finding the Fourth Proportional to 121,752,449.21, 182,691,462.63 and 57,062,826.29

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Solution

The fourth proportional to 121,752,449.21, 182,691,462.63 and 57,062,826.29 is: 85,623,667.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,752,449.21 : 182,691,462.63 = 57,062,826.29 : x
  2. Step 2: Convert to fraction form
    121,752,449.21/182,691,462.63 = 57,062,826.29/x
  3. Step 3: Cross multiply
    121,752,449.21x = 182,691,462.63 × 57,062,826.29
  4. Step 4: Simplify right side
    121,752,449.21x = 10,424,891,196,721,716
  5. Step 5: Solve for x
    x = 10,424,891,196,721,716/121,752,449.21
  6. Step 6: Final answer
    x = 85,623,667.24

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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.