Home / 196,236,430.41-270,794,072.15-108,125,497.32

Finding the Fourth Proportional to 196,236,430.41, 270,794,072.15 and 108,125,497.32

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Solution

The fourth proportional to 196,236,430.41, 270,794,072.15 and 108,125,497.32 is: 149,206,463.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,236,430.41 : 270,794,072.15 = 108,125,497.32 : x
  2. Step 2: Convert to fraction form
    196,236,430.41/270,794,072.15 = 108,125,497.32/x
  3. Step 3: Cross multiply
    196,236,430.41x = 270,794,072.15 × 108,125,497.32
  4. Step 4: Simplify right side
    196,236,430.41x = 29,279,743,721,986,080
  5. Step 5: Solve for x
    x = 29,279,743,721,986,080/196,236,430.41
  6. Step 6: Final answer
    x = 149,206,463.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.