Home / 220,061,203.60-330,091,805.40-105,269,947.60

Finding the Fourth Proportional to 220,061,203.60, 330,091,805.40 and 105,269,947.60

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Solution

The fourth proportional to 220,061,203.60, 330,091,805.40 and 105,269,947.60 is: 157,904,921.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,061,203.60 : 330,091,805.40 = 105,269,947.60 : x
  2. Step 2: Convert to fraction form
    220,061,203.60/330,091,805.40 = 105,269,947.60/x
  3. Step 3: Cross multiply
    220,061,203.60x = 330,091,805.40 × 105,269,947.60
  4. Step 4: Simplify right side
    220,061,203.60x = 34,748,747,057,647,392
  5. Step 5: Solve for x
    x = 34,748,747,057,647,392/220,061,203.60
  6. Step 6: Final answer
    x = 157,904,921.40

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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.