Home / 73,107,621.60-109,703,422.80-27,702,002.40

Finding the Fourth Proportional to 73,107,621.60, 109,703,422.80 and 27,702,002.40

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Solution

The fourth proportional to 73,107,621.60, 109,703,422.80 and 27,702,002.40 is: 41,568,914.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,107,621.60 : 109,703,422.80 = 27,702,002.40 : x
  2. Step 2: Convert to fraction form
    73,107,621.60/109,703,422.80 = 27,702,002.40/x
  3. Step 3: Cross multiply
    73,107,621.60x = 109,703,422.80 × 27,702,002.40
  4. Step 4: Simplify right side
    73,107,621.60x = 3,039,004,481,693,814.50
  5. Step 5: Solve for x
    x = 3,039,004,481,693,814.50/73,107,621.60
  6. Step 6: Final answer
    x = 41,568,914.64

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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.