Home / 217,250,450.34-323,829,063.79-199,816,561.14

Finding the Fourth Proportional to 217,250,450.34, 323,829,063.79 and 199,816,561.14

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Solution

The fourth proportional to 217,250,450.34, 323,829,063.79 and 199,816,561.14 is: 297,842,466.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,250,450.34 : 323,829,063.79 = 199,816,561.14 : x
  2. Step 2: Convert to fraction form
    217,250,450.34/323,829,063.79 = 199,816,561.14/x
  3. Step 3: Cross multiply
    217,250,450.34x = 323,829,063.79 × 199,816,561.14
  4. Step 4: Simplify right side
    217,250,450.34x = 64,706,409,922,704,416
  5. Step 5: Solve for x
    x = 64,706,409,922,704,416/217,250,450.34
  6. Step 6: Final answer
    x = 297,842,466.25

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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.