Home / 19,793,649,357.24-27,315,344,098.86-11,655,807,816.12

Finding the Fourth Proportional to 19,793,649,357.24, 27,315,344,098.86 and 11,655,807,816.12

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Solution

The fourth proportional to 19,793,649,357.24, 27,315,344,098.86 and 11,655,807,816.12 is: 16,085,078,375.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,793,649,357.24 : 27,315,344,098.86 = 11,655,807,816.12 : x
  2. Step 2: Convert to fraction form
    19,793,649,357.24/27,315,344,098.86 = 11,655,807,816.12/x
  3. Step 3: Cross multiply
    19,793,649,357.24x = 27,315,344,098.86 × 11,655,807,816.12
  4. Step 4: Simplify right side
    19,793,649,357.24x = 318,382,401,247,499,714,560
  5. Step 5: Solve for x
    x = 318,382,401,247,499,714,560/19,793,649,357.24
  6. Step 6: Final answer
    x = 16,085,078,375.46

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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.