Home / 269,127,706.86-371,396,377.80-145,368,383.76

Finding the Fourth Proportional to 269,127,706.86, 371,396,377.80 and 145,368,383.76

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Solution

The fourth proportional to 269,127,706.86, 371,396,377.80 and 145,368,383.76 is: 200,608,446.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,127,706.86 : 371,396,377.80 = 145,368,383.76 : x
  2. Step 2: Convert to fraction form
    269,127,706.86/371,396,377.80 = 145,368,383.76/x
  3. Step 3: Cross multiply
    269,127,706.86x = 371,396,377.80 × 145,368,383.76
  4. Step 4: Simplify right side
    269,127,706.86x = 53,989,291,175,104,344
  5. Step 5: Solve for x
    x = 53,989,291,175,104,344/269,127,706.86
  6. Step 6: Final answer
    x = 200,608,446.47

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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.