Home / 54,378,064.20-81,567,096.30-32,878,979.40

Finding the Fourth Proportional to 54,378,064.20, 81,567,096.30 and 32,878,979.40

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Solution

The fourth proportional to 54,378,064.20, 81,567,096.30 and 32,878,979.40 is: 49,318,469.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,378,064.20 : 81,567,096.30 = 32,878,979.40 : x
  2. Step 2: Convert to fraction form
    54,378,064.20/81,567,096.30 = 32,878,979.40/x
  3. Step 3: Cross multiply
    54,378,064.20x = 81,567,096.30 × 32,878,979.40
  4. Step 4: Simplify right side
    54,378,064.20x = 2,681,842,878,965,516
  5. Step 5: Solve for x
    x = 2,681,842,878,965,516/54,378,064.20
  6. Step 6: Final answer
    x = 49,318,469.10

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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.