Home / 266,112,052.20-399,168,078.30-151,450,266.60

Finding the Fourth Proportional to 266,112,052.20, 399,168,078.30 and 151,450,266.60

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Solution

The fourth proportional to 266,112,052.20, 399,168,078.30 and 151,450,266.60 is: 227,175,399.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,112,052.20 : 399,168,078.30 = 151,450,266.60 : x
  2. Step 2: Convert to fraction form
    266,112,052.20/399,168,078.30 = 151,450,266.60/x
  3. Step 3: Cross multiply
    266,112,052.20x = 399,168,078.30 × 151,450,266.60
  4. Step 4: Simplify right side
    266,112,052.20x = 60,454,111,876,744,672
  5. Step 5: Solve for x
    x = 60,454,111,876,744,672/266,112,052.20
  6. Step 6: Final answer
    x = 227,175,399.90

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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.