Home / 5,314,415,999.70-7,971,623,999.55-1,819,659,983.70

Finding the Fourth Proportional to 5,314,415,999.70, 7,971,623,999.55 and 1,819,659,983.70

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Solution

The fourth proportional to 5,314,415,999.70, 7,971,623,999.55 and 1,819,659,983.70 is: 2,729,489,975.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314,415,999.70 : 7,971,623,999.55 = 1,819,659,983.70 : x
  2. Step 2: Convert to fraction form
    5,314,415,999.70/7,971,623,999.55 = 1,819,659,983.70/x
  3. Step 3: Cross multiply
    5,314,415,999.70x = 7,971,623,999.55 × 1,819,659,983.70
  4. Step 4: Simplify right side
    5,314,415,999.70x = 14,505,645,197,083,682,816
  5. Step 5: Solve for x
    x = 14,505,645,197,083,682,816/5,314,415,999.70
  6. Step 6: Final answer
    x = 2,729,489,975.55

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1.5x scale

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.