Home / 56,784,739.20-85,065,134.40-33,997,948.80

Finding the Fourth Proportional to 56,784,739.20, 85,065,134.40 and 33,997,948.80

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Solution

The fourth proportional to 56,784,739.20, 85,065,134.40 and 33,997,948.80 is: 50,929,882.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,784,739.20 : 85,065,134.40 = 33,997,948.80 : x
  2. Step 2: Convert to fraction form
    56,784,739.20/85,065,134.40 = 33,997,948.80/x
  3. Step 3: Cross multiply
    56,784,739.20x = 85,065,134.40 × 33,997,948.80
  4. Step 4: Simplify right side
    56,784,739.20x = 2,892,040,083,996,318.50
  5. Step 5: Solve for x
    x = 2,892,040,083,996,318.50/56,784,739.20
  6. Step 6: Final answer
    x = 50,929,882.30

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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.