Home / 107,726,914.20-148,664,092.86-61,320,156.60

Finding the Fourth Proportional to 107,726,914.20, 148,664,092.86 and 61,320,156.60

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Solution

The fourth proportional to 107,726,914.20, 148,664,092.86 and 61,320,156.60 is: 84,622,357.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,726,914.20 : 148,664,092.86 = 61,320,156.60 : x
  2. Step 2: Convert to fraction form
    107,726,914.20/148,664,092.86 = 61,320,156.60/x
  3. Step 3: Cross multiply
    107,726,914.20x = 148,664,092.86 × 61,320,156.60
  4. Step 4: Simplify right side
    107,726,914.20x = 9,116,105,454,972,142
  5. Step 5: Solve for x
    x = 9,116,105,454,972,142/107,726,914.20
  6. Step 6: Final answer
    x = 84,622,357.59

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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.