Home / 155,722,678.80-233,584,018.20-75,101,110.80

Finding the Fourth Proportional to 155,722,678.80, 233,584,018.20 and 75,101,110.80

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Solution

The fourth proportional to 155,722,678.80, 233,584,018.20 and 75,101,110.80 is: 112,651,666.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,722,678.80 : 233,584,018.20 = 75,101,110.80 : x
  2. Step 2: Convert to fraction form
    155,722,678.80/233,584,018.20 = 75,101,110.80/x
  3. Step 3: Cross multiply
    155,722,678.80x = 233,584,018.20 × 75,101,110.80
  4. Step 4: Simplify right side
    155,722,678.80x = 17,542,419,231,947,414
  5. Step 5: Solve for x
    x = 17,542,419,231,947,414/155,722,678.80
  6. Step 6: Final answer
    x = 112,651,666.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.