Home / 269,151,331.24-371,429,166.90-145,392,010.12

Finding the Fourth Proportional to 269,151,331.24, 371,429,166.90 and 145,392,010.12

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Solution

The fourth proportional to 269,151,331.24, 371,429,166.90 and 145,392,010.12 is: 200,641,152.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,151,331.24 : 371,429,166.90 = 145,392,010.12 : x
  2. Step 2: Convert to fraction form
    269,151,331.24/371,429,166.90 = 145,392,010.12/x
  3. Step 3: Cross multiply
    269,151,331.24x = 371,429,166.90 × 145,392,010.12
  4. Step 4: Simplify right side
    269,151,331.24x = 54,002,833,192,787,968
  5. Step 5: Solve for x
    x = 54,002,833,192,787,968/269,151,331.24
  6. Step 6: Final answer
    x = 200,641,152.11

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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.