Home / 725,436,010.20-1,088,154,015.30-180,177,544.20

Finding the Fourth Proportional to 725,436,010.20, 1,088,154,015.30 and 180,177,544.20

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Solution

The fourth proportional to 725,436,010.20, 1,088,154,015.30 and 180,177,544.20 is: 270,266,316.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,436,010.20 : 1,088,154,015.30 = 180,177,544.20 : x
  2. Step 2: Convert to fraction form
    725,436,010.20/1,088,154,015.30 = 180,177,544.20/x
  3. Step 3: Cross multiply
    725,436,010.20x = 1,088,154,015.30 × 180,177,544.20
  4. Step 4: Simplify right side
    725,436,010.20x = 196,060,918,188,123,200
  5. Step 5: Solve for x
    x = 196,060,918,188,123,200/725,436,010.20
  6. Step 6: Final answer
    x = 270,266,316.30

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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.