Home / 73,548,331.20-110,154,535.20-43,315,243.20

Finding the Fourth Proportional to 73,548,331.20, 110,154,535.20 and 43,315,243.20

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Solution

The fourth proportional to 73,548,331.20, 110,154,535.20 and 43,315,243.20 is: 64,873,946.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,548,331.20 : 110,154,535.20 = 43,315,243.20 : x
  2. Step 2: Convert to fraction form
    73,548,331.20/110,154,535.20 = 43,315,243.20/x
  3. Step 3: Cross multiply
    73,548,331.20x = 110,154,535.20 × 43,315,243.20
  4. Step 4: Simplify right side
    73,548,331.20x = 4,771,370,481,770,961
  5. Step 5: Solve for x
    x = 4,771,370,481,770,961/73,548,331.20
  6. Step 6: Final answer
    x = 64,873,946.21

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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.