Home / 1,540,266,253.20-2,310,151,469.40-449,493,670.80

Finding the Fourth Proportional to 1,540,266,253.20, 2,310,151,469.40 and 449,493,670.80

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Solution

The fourth proportional to 1,540,266,253.20, 2,310,151,469.40 and 449,493,670.80 is: 674,168,158.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,266,253.20 : 2,310,151,469.40 = 449,493,670.80 : x
  2. Step 2: Convert to fraction form
    1,540,266,253.20/2,310,151,469.40 = 449,493,670.80/x
  3. Step 3: Cross multiply
    1,540,266,253.20x = 2,310,151,469.40 × 449,493,670.80
  4. Step 4: Simplify right side
    1,540,266,253.20x = 1,038,398,464,084,619,904
  5. Step 5: Solve for x
    x = 1,038,398,464,084,619,904/1,540,266,253.20
  6. Step 6: Final answer
    x = 674,168,158.87

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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.