Home / 49,165,621.20-73,685,446.20-43,748,859.60

Finding the Fourth Proportional to 49,165,621.20, 73,685,446.20 and 43,748,859.60

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Solution

The fourth proportional to 49,165,621.20, 73,685,446.20 and 43,748,859.60 is: 65,567,243.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,165,621.20 : 73,685,446.20 = 43,748,859.60 : x
  2. Step 2: Convert to fraction form
    49,165,621.20/73,685,446.20 = 43,748,859.60/x
  3. Step 3: Cross multiply
    49,165,621.20x = 73,685,446.20 × 43,748,859.60
  4. Step 4: Simplify right side
    49,165,621.20x = 3,223,654,240,367,154
  5. Step 5: Solve for x
    x = 3,223,654,240,367,154/49,165,621.20
  6. Step 6: Final answer
    x = 65,567,243.16

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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.