Home / 49,810,060.80-68,727,432.96-30,241,251.36

Finding the Fourth Proportional to 49,810,060.80, 68,727,432.96 and 30,241,251.36

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Solution

The fourth proportional to 49,810,060.80, 68,727,432.96 and 30,241,251.36 is: 41,726,581.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,810,060.80 : 68,727,432.96 = 30,241,251.36 : x
  2. Step 2: Convert to fraction form
    49,810,060.80/68,727,432.96 = 30,241,251.36/x
  3. Step 3: Cross multiply
    49,810,060.80x = 68,727,432.96 × 30,241,251.36
  4. Step 4: Simplify right side
    49,810,060.80x = 2,078,403,575,470,908.50
  5. Step 5: Solve for x
    x = 2,078,403,575,470,908.50/49,810,060.80
  6. Step 6: Final answer
    x = 41,726,581.78

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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.