Home / 63,972,377.80-95,769,609.90-42,431,302.60

Finding the Fourth Proportional to 63,972,377.80, 95,769,609.90 and 42,431,302.60

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Solution

The fourth proportional to 63,972,377.80, 95,769,609.90 and 42,431,302.60 is: 63,521,623.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,972,377.80 : 95,769,609.90 = 42,431,302.60 : x
  2. Step 2: Convert to fraction form
    63,972,377.80/95,769,609.90 = 42,431,302.60/x
  3. Step 3: Cross multiply
    63,972,377.80x = 95,769,609.90 × 42,431,302.60
  4. Step 4: Simplify right side
    63,972,377.80x = 4,063,629,297,550,856
  5. Step 5: Solve for x
    x = 4,063,629,297,550,856/63,972,377.80
  6. Step 6: Final answer
    x = 63,521,623.51

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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.