Home / 193,568,909.80-290,378,247.90-96,574,196.20

Finding the Fourth Proportional to 193,568,909.80, 290,378,247.90 and 96,574,196.20

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Solution

The fourth proportional to 193,568,909.80, 290,378,247.90 and 96,574,196.20 is: 144,873,708.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,568,909.80 : 290,378,247.90 = 96,574,196.20 : x
  2. Step 2: Convert to fraction form
    193,568,909.80/290,378,247.90 = 96,574,196.20/x
  3. Step 3: Cross multiply
    193,568,909.80x = 290,378,247.90 × 96,574,196.20
  4. Step 4: Simplify right side
    193,568,909.80x = 28,043,045,884,906,836
  5. Step 5: Solve for x
    x = 28,043,045,884,906,836/193,568,909.80
  6. Step 6: Final answer
    x = 144,873,708.87

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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.