Home / 7,202,395,087.22-9,940,344,875.22-4,149,986,757.80

Finding the Fourth Proportional to 7,202,395,087.22, 9,940,344,875.22 and 4,149,986,757.80

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Solution

The fourth proportional to 7,202,395,087.22, 9,940,344,875.22 and 4,149,986,757.80 is: 5,727,580,770.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,202,395,087.22 : 9,940,344,875.22 = 4,149,986,757.80 : x
  2. Step 2: Convert to fraction form
    7,202,395,087.22/9,940,344,875.22 = 4,149,986,757.80/x
  3. Step 3: Cross multiply
    7,202,395,087.22x = 9,940,344,875.22 × 4,149,986,757.80
  4. Step 4: Simplify right side
    7,202,395,087.22x = 41,252,299,600,128,090,112
  5. Step 5: Solve for x
    x = 41,252,299,600,128,090,112/7,202,395,087.22
  6. Step 6: Final answer
    x = 5,727,580,770.09

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1.5x scale

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.