Home / 154,900,161,201.14-232,417,825,131.82-54,243,273,449.79

Finding the Fourth Proportional to 154,900,161,201.14, 232,417,825,131.82 and 54,243,273,449.79

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Solution

The fourth proportional to 154,900,161,201.14, 232,417,825,131.82 and 54,243,273,449.79 is: 81,388,576,651.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,900,161,201.14 : 232,417,825,131.82 = 54,243,273,449.79 : x
  2. Step 2: Convert to fraction form
    154,900,161,201.14/232,417,825,131.82 = 54,243,273,449.79/x
  3. Step 3: Cross multiply
    154,900,161,201.14x = 232,417,825,131.82 × 54,243,273,449.79
  4. Step 4: Simplify right side
    154,900,161,201.14x = 12,607,103,643,231,251,857,408
  5. Step 5: Solve for x
    x = 12,607,103,643,231,251,857,408/154,900,161,201.14
  6. Step 6: Final answer
    x = 81,388,576,651.39

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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.