Home / 269,127,534.39-371,396,146.45-145,368,211.52

Finding the Fourth Proportional to 269,127,534.39, 371,396,146.45 and 145,368,211.52

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Solution

The fourth proportional to 269,127,534.39, 371,396,146.45 and 145,368,211.52 is: 200,608,212.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,127,534.39 : 371,396,146.45 = 145,368,211.52 : x
  2. Step 2: Convert to fraction form
    269,127,534.39/371,396,146.45 = 145,368,211.52/x
  3. Step 3: Cross multiply
    269,127,534.39x = 371,396,146.45 × 145,368,211.52
  4. Step 4: Simplify right side
    269,127,534.39x = 53,989,193,574,856,496
  5. Step 5: Solve for x
    x = 53,989,193,574,856,496/269,127,534.39
  6. Step 6: Final answer
    x = 200,608,212.37

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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.