Home / 68,305,789.60-94,261,707.84-36,943,873.60

Finding the Fourth Proportional to 68,305,789.60, 94,261,707.84 and 36,943,873.60

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Solution

The fourth proportional to 68,305,789.60, 94,261,707.84 and 36,943,873.60 is: 50,982,393.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,305,789.60 : 94,261,707.84 = 36,943,873.60 : x
  2. Step 2: Convert to fraction form
    68,305,789.60/94,261,707.84 = 36,943,873.60/x
  3. Step 3: Cross multiply
    68,305,789.60x = 94,261,707.84 × 36,943,873.60
  4. Step 4: Simplify right side
    68,305,789.60x = 3,482,392,619,761,089.50
  5. Step 5: Solve for x
    x = 3,482,392,619,761,089.50/68,305,789.60
  6. Step 6: Final answer
    x = 50,982,393.15

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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.