Home / 137,199,394.62-205,642,546.38-55,265,845.32

Finding the Fourth Proportional to 137,199,394.62, 205,642,546.38 and 55,265,845.32

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Solution

The fourth proportional to 137,199,394.62, 205,642,546.38 and 55,265,845.32 is: 82,835,709.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,199,394.62 : 205,642,546.38 = 55,265,845.32 : x
  2. Step 2: Convert to fraction form
    137,199,394.62/205,642,546.38 = 55,265,845.32/x
  3. Step 3: Cross multiply
    137,199,394.62x = 205,642,546.38 × 55,265,845.32
  4. Step 4: Simplify right side
    137,199,394.62x = 11,365,009,159,448,006
  5. Step 5: Solve for x
    x = 11,365,009,159,448,006/137,199,394.62
  6. Step 6: Final answer
    x = 82,835,709.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.