Home / 136,727,523.38-188,683,967.77-74,003,610.22

Finding the Fourth Proportional to 136,727,523.38, 188,683,967.77 and 74,003,610.22

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Solution

The fourth proportional to 136,727,523.38, 188,683,967.77 and 74,003,610.22 is: 102,124,974.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,727,523.38 : 188,683,967.77 = 74,003,610.22 : x
  2. Step 2: Convert to fraction form
    136,727,523.38/188,683,967.77 = 74,003,610.22/x
  3. Step 3: Cross multiply
    136,727,523.38x = 188,683,967.77 × 74,003,610.22
  4. Step 4: Simplify right side
    136,727,523.38x = 13,963,294,804,957,404
  5. Step 5: Solve for x
    x = 13,963,294,804,957,404/136,727,523.38
  6. Step 6: Final answer
    x = 102,124,974.25

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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.