Home / 880,722,000.45-1,321,083,000.68-267,305,242.05

Finding the Fourth Proportional to 880,722,000.45, 1,321,083,000.68 and 267,305,242.05

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Solution

The fourth proportional to 880,722,000.45, 1,321,083,000.68 and 267,305,242.05 is: 400,957,863.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,722,000.45 : 1,321,083,000.68 = 267,305,242.05 : x
  2. Step 2: Convert to fraction form
    880,722,000.45/1,321,083,000.68 = 267,305,242.05/x
  3. Step 3: Cross multiply
    880,722,000.45x = 1,321,083,000.68 × 267,305,242.05
  4. Step 4: Simplify right side
    880,722,000.45x = 353,132,411,263,571,200
  5. Step 5: Solve for x
    x = 353,132,411,263,571,200/880,722,000.45
  6. Step 6: Final answer
    x = 400,957,863.08

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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.