Home / 109,304,988.58-163,986,198.29-39,282,287.05

Finding the Fourth Proportional to 109,304,988.58, 163,986,198.29 and 39,282,287.05

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Solution

The fourth proportional to 109,304,988.58, 163,986,198.29 and 39,282,287.05 is: 58,933,750.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,304,988.58 : 163,986,198.29 = 39,282,287.05 : x
  2. Step 2: Convert to fraction form
    109,304,988.58/163,986,198.29 = 39,282,287.05/x
  3. Step 3: Cross multiply
    109,304,988.58x = 163,986,198.29 × 39,282,287.05
  4. Step 4: Simplify right side
    109,304,988.58x = 6,441,752,913,617,537
  5. Step 5: Solve for x
    x = 6,441,752,913,617,537/109,304,988.58
  6. Step 6: Final answer
    x = 58,933,750.39

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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.