Home / 117,233,871.43-175,628,844.33-78,254,789.98

Finding the Fourth Proportional to 117,233,871.43, 175,628,844.33 and 78,254,789.98

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Solution

The fourth proportional to 117,233,871.43, 175,628,844.33 and 78,254,789.98 is: 117,234,022.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,233,871.43 : 175,628,844.33 = 78,254,789.98 : x
  2. Step 2: Convert to fraction form
    117,233,871.43/175,628,844.33 = 78,254,789.98/x
  3. Step 3: Cross multiply
    117,233,871.43x = 175,628,844.33 × 78,254,789.98
  4. Step 4: Simplify right side
    117,233,871.43x = 13,743,798,327,474,266
  5. Step 5: Solve for x
    x = 13,743,798,327,474,266/117,233,871.43
  6. Step 6: Final answer
    x = 117,234,022.56

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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.