Home / 140,441,599.35-193,809,725.96-77,722,261.11

Finding the Fourth Proportional to 140,441,599.35, 193,809,725.96 and 77,722,261.11

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Solution

The fourth proportional to 140,441,599.35, 193,809,725.96 and 77,722,261.11 is: 107,256,896.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,441,599.35 : 193,809,725.96 = 77,722,261.11 : x
  2. Step 2: Convert to fraction form
    140,441,599.35/193,809,725.96 = 77,722,261.11/x
  3. Step 3: Cross multiply
    140,441,599.35x = 193,809,725.96 × 77,722,261.11
  4. Step 4: Simplify right side
    140,441,599.35x = 15,063,330,126,332,056
  5. Step 5: Solve for x
    x = 15,063,330,126,332,056/140,441,599.35
  6. Step 6: Final answer
    x = 107,256,896.79

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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.