Home / 47,711,513.70-71,567,270.55-40,321,203.30

Finding the Fourth Proportional to 47,711,513.70, 71,567,270.55 and 40,321,203.30

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Solution

The fourth proportional to 47,711,513.70, 71,567,270.55 and 40,321,203.30 is: 60,481,804.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,711,513.70 : 71,567,270.55 = 40,321,203.30 : x
  2. Step 2: Convert to fraction form
    47,711,513.70/71,567,270.55 = 40,321,203.30/x
  3. Step 3: Cross multiply
    47,711,513.70x = 71,567,270.55 × 40,321,203.30
  4. Step 4: Simplify right side
    47,711,513.70x = 2,885,678,465,472,652.50
  5. Step 5: Solve for x
    x = 2,885,678,465,472,652.50/47,711,513.70
  6. Step 6: Final answer
    x = 60,481,804.95

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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.