Home / 83,719,307.97-115,506,679.19-48,886,871.49

Finding the Fourth Proportional to 83,719,307.97, 115,506,679.19 and 48,886,871.49

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Solution

The fourth proportional to 83,719,307.97, 115,506,679.19 and 48,886,871.49 is: 67,448,720.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,719,307.97 : 115,506,679.19 = 48,886,871.49 : x
  2. Step 2: Convert to fraction form
    83,719,307.97/115,506,679.19 = 48,886,871.49/x
  3. Step 3: Cross multiply
    83,719,307.97x = 115,506,679.19 × 48,886,871.49
  4. Step 4: Simplify right side
    83,719,307.97x = 5,646,760,181,553,753
  5. Step 5: Solve for x
    x = 5,646,760,181,553,753/83,719,307.97
  6. Step 6: Final answer
    x = 67,448,720.24

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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.