Home / 144,841,364.22-199,874,998.13-82,121,681.55

Finding the Fourth Proportional to 144,841,364.22, 199,874,998.13 and 82,121,681.55

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Solution

The fourth proportional to 144,841,364.22, 199,874,998.13 and 82,121,681.55 is: 113,324,470.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,841,364.22 : 199,874,998.13 = 82,121,681.55 : x
  2. Step 2: Convert to fraction form
    144,841,364.22/199,874,998.13 = 82,121,681.55/x
  3. Step 3: Cross multiply
    144,841,364.22x = 199,874,998.13 × 82,121,681.55
  4. Step 4: Simplify right side
    144,841,364.22x = 16,414,070,945,828,096
  5. Step 5: Solve for x
    x = 16,414,070,945,828,096/144,841,364.22
  6. Step 6: Final answer
    x = 113,324,470.77

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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.