Home / 188,101,836.60-282,080,865.06-61,876,548.11

Finding the Fourth Proportional to 188,101,836.60, 282,080,865.06 and 61,876,548.11

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Solution

The fourth proportional to 188,101,836.60, 282,080,865.06 and 61,876,548.11 is: 92,791,173.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,101,836.60 : 282,080,865.06 = 61,876,548.11 : x
  2. Step 2: Convert to fraction form
    188,101,836.60/282,080,865.06 = 61,876,548.11/x
  3. Step 3: Cross multiply
    188,101,836.60x = 282,080,865.06 × 61,876,548.11
  4. Step 4: Simplify right side
    188,101,836.60x = 17,454,190,216,385,102
  5. Step 5: Solve for x
    x = 17,454,190,216,385,102/188,101,836.60
  6. Step 6: Final answer
    x = 92,791,173.82

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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.