Home / 72,577,801.20-108,866,701.80-48,391,330.80

Finding the Fourth Proportional to 72,577,801.20, 108,866,701.80 and 48,391,330.80

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Solution

The fourth proportional to 72,577,801.20, 108,866,701.80 and 48,391,330.80 is: 72,586,996.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,577,801.20 : 108,866,701.80 = 48,391,330.80 : x
  2. Step 2: Convert to fraction form
    72,577,801.20/108,866,701.80 = 48,391,330.80/x
  3. Step 3: Cross multiply
    72,577,801.20x = 108,866,701.80 × 48,391,330.80
  4. Step 4: Simplify right side
    72,577,801.20x = 5,268,204,579,908,755
  5. Step 5: Solve for x
    x = 5,268,204,579,908,755/72,577,801.20
  6. Step 6: Final answer
    x = 72,586,996.20

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Double scale
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Similar ratio
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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.