Home / 274,023,804.28-411,015,034.86-87,270,199.96

Finding the Fourth Proportional to 274,023,804.28, 411,015,034.86 and 87,270,199.96

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Solution

The fourth proportional to 274,023,804.28, 411,015,034.86 and 87,270,199.96 is: 130,898,716.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,023,804.28 : 411,015,034.86 = 87,270,199.96 : x
  2. Step 2: Convert to fraction form
    274,023,804.28/411,015,034.86 = 87,270,199.96/x
  3. Step 3: Cross multiply
    274,023,804.28x = 411,015,034.86 × 87,270,199.96
  4. Step 4: Simplify right side
    274,023,804.28x = 35,869,364,278,798,568
  5. Step 5: Solve for x
    x = 35,869,364,278,798,568/274,023,804.28
  6. Step 6: Final answer
    x = 130,898,716.53

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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.