Home / 57,222,002.70-85,833,004.05-50,986,428.30

Finding the Fourth Proportional to 57,222,002.70, 85,833,004.05 and 50,986,428.30

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Solution

The fourth proportional to 57,222,002.70, 85,833,004.05 and 50,986,428.30 is: 76,479,642.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,222,002.70 : 85,833,004.05 = 50,986,428.30 : x
  2. Step 2: Convert to fraction form
    57,222,002.70/85,833,004.05 = 50,986,428.30/x
  3. Step 3: Cross multiply
    57,222,002.70x = 85,833,004.05 × 50,986,428.30
  4. Step 4: Simplify right side
    57,222,002.70x = 4,376,318,306,768,934
  5. Step 5: Solve for x
    x = 4,376,318,306,768,934/57,222,002.70
  6. Step 6: Final answer
    x = 76,479,642.45

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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.