Home / 269,660,965.91-372,026,246.31-156,611,212.56

Finding the Fourth Proportional to 269,660,965.91, 372,026,246.31 and 156,611,212.56

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Solution

The fourth proportional to 269,660,965.91, 372,026,246.31 and 156,611,212.56 is: 216,061,977.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,660,965.91 : 372,026,246.31 = 156,611,212.56 : x
  2. Step 2: Convert to fraction form
    269,660,965.91/372,026,246.31 = 156,611,212.56/x
  3. Step 3: Cross multiply
    269,660,965.91x = 372,026,246.31 × 156,611,212.56
  4. Step 4: Simplify right side
    269,660,965.91x = 58,263,481,538,754,328
  5. Step 5: Solve for x
    x = 58,263,481,538,754,328/269,660,965.91
  6. Step 6: Final answer
    x = 216,061,977.47

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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.