Home / 100,343,956.80-150,515,935.20-32,193,537.60

Finding the Fourth Proportional to 100,343,956.80, 150,515,935.20 and 32,193,537.60

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Solution

The fourth proportional to 100,343,956.80, 150,515,935.20 and 32,193,537.60 is: 48,290,306.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,343,956.80 : 150,515,935.20 = 32,193,537.60 : x
  2. Step 2: Convert to fraction form
    100,343,956.80/150,515,935.20 = 32,193,537.60/x
  3. Step 3: Cross multiply
    100,343,956.80x = 150,515,935.20 × 32,193,537.60
  4. Step 4: Simplify right side
    100,343,956.80x = 4,845,640,419,260,363
  5. Step 5: Solve for x
    x = 4,845,640,419,260,363/100,343,956.80
  6. Step 6: Final answer
    x = 48,290,306.40

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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.