Home / 178,631,999.70-267,947,999.55-133,282,367.70

Finding the Fourth Proportional to 178,631,999.70, 267,947,999.55 and 133,282,367.70

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Solution

The fourth proportional to 178,631,999.70, 267,947,999.55 and 133,282,367.70 is: 199,923,551.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,631,999.70 : 267,947,999.55 = 133,282,367.70 : x
  2. Step 2: Convert to fraction form
    178,631,999.70/267,947,999.55 = 133,282,367.70/x
  3. Step 3: Cross multiply
    178,631,999.70x = 267,947,999.55 × 133,282,367.70
  4. Step 4: Simplify right side
    178,631,999.70x = 35,712,743,800,502,536
  5. Step 5: Solve for x
    x = 35,712,743,800,502,536/178,631,999.70
  6. Step 6: Final answer
    x = 199,923,551.55

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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.