Home / 2,152,422,729.19-3,228,634,131.38-516,647,331.19

Finding the Fourth Proportional to 2,152,422,729.19, 3,228,634,131.38 and 516,647,331.19

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Solution

The fourth proportional to 2,152,422,729.19, 3,228,634,131.38 and 516,647,331.19 is: 774,971,005.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152,422,729.19 : 3,228,634,131.38 = 516,647,331.19 : x
  2. Step 2: Convert to fraction form
    2,152,422,729.19/3,228,634,131.38 = 516,647,331.19/x
  3. Step 3: Cross multiply
    2,152,422,729.19x = 3,228,634,131.38 × 516,647,331.19
  4. Step 4: Simplify right side
    2,152,422,729.19x = 1,668,065,207,347,694,336
  5. Step 5: Solve for x
    x = 1,668,065,207,347,694,336/2,152,422,729.19
  6. Step 6: Final answer
    x = 774,971,005.80

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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.