Home / 57,217,688.20-85,826,532.30-49,827,377.80

Finding the Fourth Proportional to 57,217,688.20, 85,826,532.30 and 49,827,377.80

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Solution

The fourth proportional to 57,217,688.20, 85,826,532.30 and 49,827,377.80 is: 74,741,066.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,217,688.20 : 85,826,532.30 = 49,827,377.80 : x
  2. Step 2: Convert to fraction form
    57,217,688.20/85,826,532.30 = 49,827,377.80/x
  3. Step 3: Cross multiply
    57,217,688.20x = 85,826,532.30 × 49,827,377.80
  4. Step 4: Simplify right side
    57,217,688.20x = 4,276,511,050,176,002.50
  5. Step 5: Solve for x
    x = 4,276,511,050,176,002.50/57,217,688.20
  6. Step 6: Final answer
    x = 74,741,066.70

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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.