Home / 82,911,383.12-114,417,069.63-45,743,229.92

Finding the Fourth Proportional to 82,911,383.12, 114,417,069.63 and 45,743,229.92

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Solution

The fourth proportional to 82,911,383.12, 114,417,069.63 and 45,743,229.92 is: 63,125,304.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,911,383.12 : 114,417,069.63 = 45,743,229.92 : x
  2. Step 2: Convert to fraction form
    82,911,383.12/114,417,069.63 = 45,743,229.92/x
  3. Step 3: Cross multiply
    82,911,383.12x = 114,417,069.63 × 45,743,229.92
  4. Step 4: Simplify right side
    82,911,383.12x = 5,233,806,322,857,739
  5. Step 5: Solve for x
    x = 5,233,806,322,857,739/82,911,383.12
  6. Step 6: Final answer
    x = 63,125,304.70

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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.