Home / 145,103,618.93-200,251,417.25-109,275,934.73

Finding the Fourth Proportional to 145,103,618.93, 200,251,417.25 and 109,275,934.73

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Solution

The fourth proportional to 145,103,618.93, 200,251,417.25 and 109,275,934.73 is: 150,807,133.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,103,618.93 : 200,251,417.25 = 109,275,934.73 : x
  2. Step 2: Convert to fraction form
    145,103,618.93/200,251,417.25 = 109,275,934.73/x
  3. Step 3: Cross multiply
    145,103,618.93x = 200,251,417.25 × 109,275,934.73
  4. Step 4: Simplify right side
    145,103,618.93x = 21,882,660,801,000,996
  5. Step 5: Solve for x
    x = 21,882,660,801,000,996/145,103,618.93
  6. Step 6: Final answer
    x = 150,807,133.29

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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.