Home / 269,127,693.88-371,396,359.86-145,368,370.76

Finding the Fourth Proportional to 269,127,693.88, 371,396,359.86 and 145,368,370.76

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Solution

The fourth proportional to 269,127,693.88, 371,396,359.86 and 145,368,370.76 is: 200,608,428.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,127,693.88 : 371,396,359.86 = 145,368,370.76 : x
  2. Step 2: Convert to fraction form
    269,127,693.88/371,396,359.86 = 145,368,370.76/x
  3. Step 3: Cross multiply
    269,127,693.88x = 371,396,359.86 × 145,368,370.76
  4. Step 4: Simplify right side
    269,127,693.88x = 53,989,283,739,042,864
  5. Step 5: Solve for x
    x = 53,989,283,739,042,864/269,127,693.88
  6. Step 6: Final answer
    x = 200,608,428.51

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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.