Home / 193,073,010.30-289,609,515.45-177,200,639.10

Finding the Fourth Proportional to 193,073,010.30, 289,609,515.45 and 177,200,639.10

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Solution

The fourth proportional to 193,073,010.30, 289,609,515.45 and 177,200,639.10 is: 265,800,958.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,073,010.30 : 289,609,515.45 = 177,200,639.10 : x
  2. Step 2: Convert to fraction form
    193,073,010.30/289,609,515.45 = 177,200,639.10/x
  3. Step 3: Cross multiply
    193,073,010.30x = 289,609,515.45 × 177,200,639.10
  4. Step 4: Simplify right side
    193,073,010.30x = 51,318,991,227,181,320
  5. Step 5: Solve for x
    x = 51,318,991,227,181,320/193,073,010.30
  6. Step 6: Final answer
    x = 265,800,958.65

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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.