Home / 84,034,961.60-125,982,458.40-35,550,046.40

Finding the Fourth Proportional to 84,034,961.60, 125,982,458.40 and 35,550,046.40

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Solution

The fourth proportional to 84,034,961.60, 125,982,458.40 and 35,550,046.40 is: 53,295,463.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,034,961.60 : 125,982,458.40 = 35,550,046.40 : x
  2. Step 2: Convert to fraction form
    84,034,961.60/125,982,458.40 = 35,550,046.40/x
  3. Step 3: Cross multiply
    84,034,961.60x = 125,982,458.40 × 35,550,046.40
  4. Step 4: Simplify right side
    84,034,961.60x = 4,478,682,241,706,070
  5. Step 5: Solve for x
    x = 4,478,682,241,706,070/84,034,961.60
  6. Step 6: Final answer
    x = 53,295,463.66

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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.