Home / 192,781,654.25-266,035,959-109,147,626.81

Finding the Fourth Proportional to 192,781,654.25, 266,035,959 and 109,147,626.81

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Solution

The fourth proportional to 192,781,654.25, 266,035,959 and 109,147,626.81 is: 150,622,182.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,781,654.25 : 266,035,959 = 109,147,626.81 : x
  2. Step 2: Convert to fraction form
    192,781,654.25/266,035,959 = 109,147,626.81/x
  3. Step 3: Cross multiply
    192,781,654.25x = 266,035,959 × 109,147,626.81
  4. Step 4: Simplify right side
    192,781,654.25x = 29,037,193,570,972,460
  5. Step 5: Solve for x
    x = 29,037,193,570,972,460/192,781,654.25
  6. Step 6: Final answer
    x = 150,622,182.82

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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.