Home / 137,119,126.70-205,557,619.82-104,914,798.54

Finding the Fourth Proportional to 137,119,126.70, 205,557,619.82 and 104,914,798.54

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Solution

The fourth proportional to 137,119,126.70, 205,557,619.82 and 104,914,798.54 is: 157,279,562.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,119,126.70 : 205,557,619.82 = 104,914,798.54 : x
  2. Step 2: Convert to fraction form
    137,119,126.70/205,557,619.82 = 104,914,798.54/x
  3. Step 3: Cross multiply
    137,119,126.70x = 205,557,619.82 × 104,914,798.54
  4. Step 4: Simplify right side
    137,119,126.70x = 21,566,036,270,738,740
  5. Step 5: Solve for x
    x = 21,566,036,270,738,740/137,119,126.70
  6. Step 6: Final answer
    x = 157,279,562.59

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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.