Home / 18,887,388,856.74-26,055,182,411.46-11,261,056,192.02

Finding the Fourth Proportional to 18,887,388,856.74, 26,055,182,411.46 and 11,261,056,192.02

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Solution

The fourth proportional to 18,887,388,856.74, 26,055,182,411.46 and 11,261,056,192.02 is: 15,534,644,595.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,887,388,856.74 : 26,055,182,411.46 = 11,261,056,192.02 : x
  2. Step 2: Convert to fraction form
    18,887,388,856.74/26,055,182,411.46 = 11,261,056,192.02/x
  3. Step 3: Cross multiply
    18,887,388,856.74x = 26,055,182,411.46 × 11,261,056,192.02
  4. Step 4: Simplify right side
    18,887,388,856.74x = 293,408,873,228,782,239,744
  5. Step 5: Solve for x
    x = 293,408,873,228,782,239,744/18,887,388,856.74
  6. Step 6: Final answer
    x = 15,534,644,595.62

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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.