Home / 137,276,006.04-206,656,158.65-125,058,489.12

Finding the Fourth Proportional to 137,276,006.04, 206,656,158.65 and 125,058,489.12

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Solution

The fourth proportional to 137,276,006.04, 206,656,158.65 and 125,058,489.12 is: 188,263,832.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,276,006.04 : 206,656,158.65 = 125,058,489.12 : x
  2. Step 2: Convert to fraction form
    137,276,006.04/206,656,158.65 = 125,058,489.12/x
  3. Step 3: Cross multiply
    137,276,006.04x = 206,656,158.65 × 125,058,489.12
  4. Step 4: Simplify right side
    137,276,006.04x = 25,844,106,967,486,728
  5. Step 5: Solve for x
    x = 25,844,106,967,486,728/137,276,006.04
  6. Step 6: Final answer
    x = 188,263,832.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.