Home / 144,841,282.96-199,874,886.10-82,121,600.32

Finding the Fourth Proportional to 144,841,282.96, 199,874,886.10 and 82,121,600.32

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Solution

The fourth proportional to 144,841,282.96, 199,874,886.10 and 82,121,600.32 is: 113,324,358.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,841,282.96 : 199,874,886.10 = 82,121,600.32 : x
  2. Step 2: Convert to fraction form
    144,841,282.96/199,874,886.10 = 82,121,600.32/x
  3. Step 3: Cross multiply
    144,841,282.96x = 199,874,886.10 × 82,121,600.32
  4. Step 4: Simplify right side
    144,841,282.96x = 16,414,045,510,309,722
  5. Step 5: Solve for x
    x = 16,414,045,510,309,722/144,841,282.96
  6. Step 6: Final answer
    x = 113,324,358.74

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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.