Home / 132,707,729.78-183,215,225.52-117,982,724.47

Finding the Fourth Proportional to 132,707,729.78, 183,215,225.52 and 117,982,724.47

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Solution

The fourth proportional to 132,707,729.78, 183,215,225.52 and 117,982,724.47 is: 162,886,001.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,707,729.78 : 183,215,225.52 = 117,982,724.47 : x
  2. Step 2: Convert to fraction form
    132,707,729.78/183,215,225.52 = 117,982,724.47/x
  3. Step 3: Cross multiply
    132,707,729.78x = 183,215,225.52 × 117,982,724.47
  4. Step 4: Simplify right side
    132,707,729.78x = 21,616,231,469,729,080
  5. Step 5: Solve for x
    x = 21,616,231,469,729,080/132,707,729.78
  6. Step 6: Final answer
    x = 162,886,001.48

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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.