Home / 199,722,480.60-299,616,509.70-61,548,112.20

Finding the Fourth Proportional to 199,722,480.60, 299,616,509.70 and 61,548,112.20

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Solution

The fourth proportional to 199,722,480.60, 299,616,509.70 and 61,548,112.20 is: 92,332,272.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,722,480.60 : 299,616,509.70 = 61,548,112.20 : x
  2. Step 2: Convert to fraction form
    199,722,480.60/299,616,509.70 = 61,548,112.20/x
  3. Step 3: Cross multiply
    199,722,480.60x = 299,616,509.70 × 61,548,112.20
  4. Step 4: Simplify right side
    199,722,480.60x = 18,440,830,555,987,988
  5. Step 5: Solve for x
    x = 18,440,830,555,987,988/199,722,480.60
  6. Step 6: Final answer
    x = 92,332,272.76

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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.