Home / 77,079,765,465.86-115,619,181,859.30-41,930,503,517.30

Finding the Fourth Proportional to 77,079,765,465.86, 115,619,181,859.30 and 41,930,503,517.30

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Solution

The fourth proportional to 77,079,765,465.86, 115,619,181,859.30 and 41,930,503,517.30 is: 62,895,501,592.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,079,765,465.86 : 115,619,181,859.30 = 41,930,503,517.30 : x
  2. Step 2: Convert to fraction form
    77,079,765,465.86/115,619,181,859.30 = 41,930,503,517.30/x
  3. Step 3: Cross multiply
    77,079,765,465.86x = 115,619,181,859.30 × 41,930,503,517.30
  4. Step 4: Simplify right side
    77,079,765,465.86x = 4,847,970,511,618,148,663,296
  5. Step 5: Solve for x
    x = 4,847,970,511,618,148,663,296/77,079,765,465.86
  6. Step 6: Final answer
    x = 62,895,501,592.64

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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.