Home / 84,256,078.41-116,273,818.17-47,086,979.04

Finding the Fourth Proportional to 84,256,078.41, 116,273,818.17 and 47,086,979.04

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Solution

The fourth proportional to 84,256,078.41, 116,273,818.17 and 47,086,979.04 is: 64,980,271.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,256,078.41 : 116,273,818.17 = 47,086,979.04 : x
  2. Step 2: Convert to fraction form
    84,256,078.41/116,273,818.17 = 47,086,979.04/x
  3. Step 3: Cross multiply
    84,256,078.41x = 116,273,818.17 × 47,086,979.04
  4. Step 4: Simplify right side
    84,256,078.41x = 5,474,982,839,071,561
  5. Step 5: Solve for x
    x = 5,474,982,839,071,561/84,256,078.41
  6. Step 6: Final answer
    x = 64,980,271.36

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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.