Home / 118,082,768.80-177,149,036.40-49,890,359.20

Finding the Fourth Proportional to 118,082,768.80, 177,149,036.40 and 49,890,359.20

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Solution

The fourth proportional to 118,082,768.80, 177,149,036.40 and 49,890,359.20 is: 74,846,052.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,082,768.80 : 177,149,036.40 = 49,890,359.20 : x
  2. Step 2: Convert to fraction form
    118,082,768.80/177,149,036.40 = 49,890,359.20/x
  3. Step 3: Cross multiply
    118,082,768.80x = 177,149,036.40 × 49,890,359.20
  4. Step 4: Simplify right side
    118,082,768.80x = 8,838,029,057,929,876
  5. Step 5: Solve for x
    x = 8,838,029,057,929,876/118,082,768.80
  6. Step 6: Final answer
    x = 74,846,052.03

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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.