Home / 57,222,006.20-85,833,009.30-50,986,431.80

Finding the Fourth Proportional to 57,222,006.20, 85,833,009.30 and 50,986,431.80

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Solution

The fourth proportional to 57,222,006.20, 85,833,009.30 and 50,986,431.80 is: 76,479,647.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,222,006.20 : 85,833,009.30 = 50,986,431.80 : x
  2. Step 2: Convert to fraction form
    57,222,006.20/85,833,009.30 = 50,986,431.80/x
  3. Step 3: Cross multiply
    57,222,006.20x = 85,833,009.30 × 50,986,431.80
  4. Step 4: Simplify right side
    57,222,006.20x = 4,376,318,874,863,215.50
  5. Step 5: Solve for x
    x = 4,376,318,874,863,215.50/57,222,006.20
  6. Step 6: Final answer
    x = 76,479,647.70

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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.