Home / 170,620,234.82-235,462,599.78-100,046,036.42

Finding the Fourth Proportional to 170,620,234.82, 235,462,599.78 and 100,046,036.42

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Solution

The fourth proportional to 170,620,234.82, 235,462,599.78 and 100,046,036.42 is: 138,067,444.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,620,234.82 : 235,462,599.78 = 100,046,036.42 : x
  2. Step 2: Convert to fraction form
    170,620,234.82/235,462,599.78 = 100,046,036.42/x
  3. Step 3: Cross multiply
    170,620,234.82x = 235,462,599.78 × 100,046,036.42
  4. Step 4: Simplify right side
    170,620,234.82x = 23,557,099,833,137,764
  5. Step 5: Solve for x
    x = 23,557,099,833,137,764/170,620,234.82
  6. Step 6: Final answer
    x = 138,067,444.68

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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.