Home / 83,791,047.38-115,629,833.00-48,510,340.29

Finding the Fourth Proportional to 83,791,047.38, 115,629,833.00 and 48,510,340.29

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Solution

The fourth proportional to 83,791,047.38, 115,629,833.00 and 48,510,340.29 is: 66,943,220.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,791,047.38 : 115,629,833.00 = 48,510,340.29 : x
  2. Step 2: Convert to fraction form
    83,791,047.38/115,629,833.00 = 48,510,340.29/x
  3. Step 3: Cross multiply
    83,791,047.38x = 115,629,833.00 × 48,510,340.29
  4. Step 4: Simplify right side
    83,791,047.38x = 5,609,242,546,627,147
  5. Step 5: Solve for x
    x = 5,609,242,546,627,147/83,791,047.38
  6. Step 6: Final answer
    x = 66,943,220.34

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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.