Home / 179,771,321.60-269,656,982.40-177,979,731.20

Finding the Fourth Proportional to 179,771,321.60, 269,656,982.40 and 177,979,731.20

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Solution

The fourth proportional to 179,771,321.60, 269,656,982.40 and 177,979,731.20 is: 266,969,596.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,771,321.60 : 269,656,982.40 = 177,979,731.20 : x
  2. Step 2: Convert to fraction form
    179,771,321.60/269,656,982.40 = 177,979,731.20/x
  3. Step 3: Cross multiply
    179,771,321.60x = 269,656,982.40 × 177,979,731.20
  4. Step 4: Simplify right side
    179,771,321.60x = 47,993,477,243,755,120
  5. Step 5: Solve for x
    x = 47,993,477,243,755,120/179,771,321.60
  6. Step 6: Final answer
    x = 266,969,596.80

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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.