Home / 74,327,219.20-111,384,540.60-51,581,544.40

Finding the Fourth Proportional to 74,327,219.20, 111,384,540.60 and 51,581,544.40

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Solution

The fourth proportional to 74,327,219.20, 111,384,540.60 and 51,581,544.40 is: 77,298,554.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,327,219.20 : 111,384,540.60 = 51,581,544.40 : x
  2. Step 2: Convert to fraction form
    74,327,219.20/111,384,540.60 = 51,581,544.40/x
  3. Step 3: Cross multiply
    74,327,219.20x = 111,384,540.60 × 51,581,544.40
  4. Step 4: Simplify right side
    74,327,219.20x = 5,745,386,626,432,502
  5. Step 5: Solve for x
    x = 5,745,386,626,432,502/74,327,219.20
  6. Step 6: Final answer
    x = 77,298,554.80

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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.