Home / 209,451,761,769.51-314,177,646,811.44-50,274,861,166.57

Finding the Fourth Proportional to 209,451,761,769.51, 314,177,646,811.44 and 50,274,861,166.57

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Solution

The fourth proportional to 209,451,761,769.51, 314,177,646,811.44 and 50,274,861,166.57 is: 75,412,292,747.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,451,761,769.51 : 314,177,646,811.44 = 50,274,861,166.57 : x
  2. Step 2: Convert to fraction form
    209,451,761,769.51/314,177,646,811.44 = 50,274,861,166.57/x
  3. Step 3: Cross multiply
    209,451,761,769.51x = 314,177,646,811.44 × 50,274,861,166.57
  4. Step 4: Simplify right side
    209,451,761,769.51x = 15,795,237,575,083,553,718,272
  5. Step 5: Solve for x
    x = 15,795,237,575,083,553,718,272/209,451,761,769.51
  6. Step 6: Final answer
    x = 75,412,292,747.70

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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.