Home / 73,390,191.60-110,085,287.40-49,203,721.20

Finding the Fourth Proportional to 73,390,191.60, 110,085,287.40 and 49,203,721.20

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Solution

The fourth proportional to 73,390,191.60, 110,085,287.40 and 49,203,721.20 is: 73,805,581.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,390,191.60 : 110,085,287.40 = 49,203,721.20 : x
  2. Step 2: Convert to fraction form
    73,390,191.60/110,085,287.40 = 49,203,721.20/x
  3. Step 3: Cross multiply
    73,390,191.60x = 110,085,287.40 × 49,203,721.20
  4. Step 4: Simplify right side
    73,390,191.60x = 5,416,605,789,451,474
  5. Step 5: Solve for x
    x = 5,416,605,789,451,474/73,390,191.60
  6. Step 6: Final answer
    x = 73,805,581.80

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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.