Home / 200,292,843.60-300,439,265.40-151,187,695.20

Finding the Fourth Proportional to 200,292,843.60, 300,439,265.40 and 151,187,695.20

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Solution

The fourth proportional to 200,292,843.60, 300,439,265.40 and 151,187,695.20 is: 226,781,542.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,292,843.60 : 300,439,265.40 = 151,187,695.20 : x
  2. Step 2: Convert to fraction form
    200,292,843.60/300,439,265.40 = 151,187,695.20/x
  3. Step 3: Cross multiply
    200,292,843.60x = 300,439,265.40 × 151,187,695.20
  4. Step 4: Simplify right side
    200,292,843.60x = 45,422,720,083,407,096
  5. Step 5: Solve for x
    x = 45,422,720,083,407,096/200,292,843.60
  6. Step 6: Final answer
    x = 226,781,542.80

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1.5x scale

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.