Home / 217,250,449.84-323,829,063.04-199,816,560.64

Finding the Fourth Proportional to 217,250,449.84, 323,829,063.04 and 199,816,560.64

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Solution

The fourth proportional to 217,250,449.84, 323,829,063.04 and 199,816,560.64 is: 297,842,465.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,250,449.84 : 323,829,063.04 = 199,816,560.64 : x
  2. Step 2: Convert to fraction form
    217,250,449.84/323,829,063.04 = 199,816,560.64/x
  3. Step 3: Cross multiply
    217,250,449.84x = 323,829,063.04 × 199,816,560.64
  4. Step 4: Simplify right side
    217,250,449.84x = 64,706,409,611,926,544
  5. Step 5: Solve for x
    x = 64,706,409,611,926,544/217,250,449.84
  6. Step 6: Final answer
    x = 297,842,465.50

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.