Home / 261,024,859.26-360,112,360.23-149,456,078.46

Finding the Fourth Proportional to 261,024,859.26, 360,112,360.23 and 149,456,078.46

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Solution

The fourth proportional to 261,024,859.26, 360,112,360.23 and 149,456,078.46 is: 206,191,016.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,024,859.26 : 360,112,360.23 = 149,456,078.46 : x
  2. Step 2: Convert to fraction form
    261,024,859.26/360,112,360.23 = 149,456,078.46/x
  3. Step 3: Cross multiply
    261,024,859.26x = 360,112,360.23 × 149,456,078.46
  4. Step 4: Simplify right side
    261,024,859.26x = 53,820,981,164,950,672
  5. Step 5: Solve for x
    x = 53,820,981,164,950,672/261,024,859.26
  6. Step 6: Final answer
    x = 206,191,016.89

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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.