Home / 57,308,580.20-85,962,870.30-52,017,789.80

Finding the Fourth Proportional to 57,308,580.20, 85,962,870.30 and 52,017,789.80

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Solution

The fourth proportional to 57,308,580.20, 85,962,870.30 and 52,017,789.80 is: 78,026,684.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,308,580.20 : 85,962,870.30 = 52,017,789.80 : x
  2. Step 2: Convert to fraction form
    57,308,580.20/85,962,870.30 = 52,017,789.80/x
  3. Step 3: Cross multiply
    57,308,580.20x = 85,962,870.30 × 52,017,789.80
  4. Step 4: Simplify right side
    57,308,580.20x = 4,471,598,517,870,062.50
  5. Step 5: Solve for x
    x = 4,471,598,517,870,062.50/57,308,580.20
  6. Step 6: Final answer
    x = 78,026,684.70

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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.