Home / 86,654,158.52-119,595,910.92-55,305,739.40

Finding the Fourth Proportional to 86,654,158.52, 119,595,910.92 and 55,305,739.40

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Solution

The fourth proportional to 86,654,158.52, 119,595,910.92 and 55,305,739.40 is: 76,330,327.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,654,158.52 : 119,595,910.92 = 55,305,739.40 : x
  2. Step 2: Convert to fraction form
    86,654,158.52/119,595,910.92 = 55,305,739.40/x
  3. Step 3: Cross multiply
    86,654,158.52x = 119,595,910.92 × 55,305,739.40
  4. Step 4: Simplify right side
    86,654,158.52x = 6,614,340,282,946,125
  5. Step 5: Solve for x
    x = 6,614,340,282,946,125/86,654,158.52
  6. Step 6: Final answer
    x = 76,330,327.31

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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.