Home / 2,976,412,584.34-4,107,416,769.30-1,638,274,064.50

Finding the Fourth Proportional to 2,976,412,584.34, 4,107,416,769.30 and 1,638,274,064.50

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Solution

The fourth proportional to 2,976,412,584.34, 4,107,416,769.30 and 1,638,274,064.50 is: 2,260,800,266.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976,412,584.34 : 4,107,416,769.30 = 1,638,274,064.50 : x
  2. Step 2: Convert to fraction form
    2,976,412,584.34/4,107,416,769.30 = 1,638,274,064.50/x
  3. Step 3: Cross multiply
    2,976,412,584.34x = 4,107,416,769.30 × 1,638,274,064.50
  4. Step 4: Simplify right side
    2,976,412,584.34x = 6,729,074,365,236,570,112
  5. Step 5: Solve for x
    x = 6,729,074,365,236,570,112/2,976,412,584.34
  6. Step 6: Final answer
    x = 2,260,800,266.95

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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.