Home / 74,644,114.64-102,960,791.60-49,525,680.29

Finding the Fourth Proportional to 74,644,114.64, 102,960,791.60 and 49,525,680.29

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Solution

The fourth proportional to 74,644,114.64, 102,960,791.60 and 49,525,680.29 is: 68,313,533.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,644,114.64 : 102,960,791.60 = 49,525,680.29 : x
  2. Step 2: Convert to fraction form
    74,644,114.64/102,960,791.60 = 49,525,680.29/x
  3. Step 3: Cross multiply
    74,644,114.64x = 102,960,791.60 × 49,525,680.29
  4. Step 4: Simplify right side
    74,644,114.64x = 5,099,203,246,424,485
  5. Step 5: Solve for x
    x = 5,099,203,246,424,485/74,644,114.64
  6. Step 6: Final answer
    x = 68,313,533.78

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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.