Home / 137,276,005.54-206,656,157.89-125,058,488.62

Finding the Fourth Proportional to 137,276,005.54, 206,656,157.89 and 125,058,488.62

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Solution

The fourth proportional to 137,276,005.54, 206,656,157.89 and 125,058,488.62 is: 188,263,831.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,276,005.54 : 206,656,157.89 = 125,058,488.62 : x
  2. Step 2: Convert to fraction form
    137,276,005.54/206,656,157.89 = 125,058,488.62/x
  3. Step 3: Cross multiply
    137,276,005.54x = 206,656,157.89 × 125,058,488.62
  4. Step 4: Simplify right side
    137,276,005.54x = 25,844,106,769,739,488
  5. Step 5: Solve for x
    x = 25,844,106,769,739,488/137,276,005.54
  6. Step 6: Final answer
    x = 188,263,831.45

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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.