Home / 160,512,452.80-240,768,679.20-137,420,843.20

Finding the Fourth Proportional to 160,512,452.80, 240,768,679.20 and 137,420,843.20

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Solution

The fourth proportional to 160,512,452.80, 240,768,679.20 and 137,420,843.20 is: 206,131,264.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,512,452.80 : 240,768,679.20 = 137,420,843.20 : x
  2. Step 2: Convert to fraction form
    160,512,452.80/240,768,679.20 = 137,420,843.20/x
  3. Step 3: Cross multiply
    160,512,452.80x = 240,768,679.20 × 137,420,843.20
  4. Step 4: Simplify right side
    160,512,452.80x = 33,086,634,911,814,296
  5. Step 5: Solve for x
    x = 33,086,634,911,814,296/160,512,452.80
  6. Step 6: Final answer
    x = 206,131,264.80

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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.