Home / 70,225,234.48-96,910,966.92-39,285,921.52

Finding the Fourth Proportional to 70,225,234.48, 96,910,966.92 and 39,285,921.52

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Solution

The fourth proportional to 70,225,234.48, 96,910,966.92 and 39,285,921.52 is: 54,214,651.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,225,234.48 : 96,910,966.92 = 39,285,921.52 : x
  2. Step 2: Convert to fraction form
    70,225,234.48/96,910,966.92 = 39,285,921.52/x
  3. Step 3: Cross multiply
    70,225,234.48x = 96,910,966.92 × 39,285,921.52
  4. Step 4: Simplify right side
    70,225,234.48x = 3,807,236,640,846,436.50
  5. Step 5: Solve for x
    x = 3,807,236,640,846,436.50/70,225,234.48
  6. Step 6: Final answer
    x = 54,214,651.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.