Home / 98,340,601.60-135,706,473.04-54,286,654.80

Finding the Fourth Proportional to 98,340,601.60, 135,706,473.04 and 54,286,654.80

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Solution

The fourth proportional to 98,340,601.60, 135,706,473.04 and 54,286,654.80 is: 74,913,619.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,340,601.60 : 135,706,473.04 = 54,286,654.80 : x
  2. Step 2: Convert to fraction form
    98,340,601.60/135,706,473.04 = 54,286,654.80/x
  3. Step 3: Cross multiply
    98,340,601.60x = 135,706,473.04 × 54,286,654.80
  4. Step 4: Simplify right side
    98,340,601.60x = 7,367,050,456,047,986
  5. Step 5: Solve for x
    x = 7,367,050,456,047,986/98,340,601.60
  6. Step 6: Final answer
    x = 74,913,619.97

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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.