Home / 361,853,952.39-543,010,503.06-154,593,924.53

Finding the Fourth Proportional to 361,853,952.39, 543,010,503.06 and 154,593,924.53

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Solution

The fourth proportional to 361,853,952.39, 543,010,503.06 and 154,593,924.53 is: 231,988,967.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,853,952.39 : 543,010,503.06 = 154,593,924.53 : x
  2. Step 2: Convert to fraction form
    361,853,952.39/543,010,503.06 = 154,593,924.53/x
  3. Step 3: Cross multiply
    361,853,952.39x = 543,010,503.06 × 154,593,924.53
  4. Step 4: Simplify right side
    361,853,952.39x = 83,946,124,726,339,920
  5. Step 5: Solve for x
    x = 83,946,124,726,339,920/361,853,952.39
  6. Step 6: Final answer
    x = 231,988,967.29

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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.