Home / 200,991,007,991.10-301,486,511,986.65-199,596,294,230.70

Finding the Fourth Proportional to 200,991,007,991.10, 301,486,511,986.65 and 199,596,294,230.70

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Solution

The fourth proportional to 200,991,007,991.10, 301,486,511,986.65 and 199,596,294,230.70 is: 299,394,441,346.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,991,007,991.10 : 301,486,511,986.65 = 199,596,294,230.70 : x
  2. Step 2: Convert to fraction form
    200,991,007,991.10/301,486,511,986.65 = 199,596,294,230.70/x
  3. Step 3: Cross multiply
    200,991,007,991.10x = 301,486,511,986.65 × 199,596,294,230.70
  4. Step 4: Simplify right side
    200,991,007,991.10x = 60,175,590,553,074,861,604,864
  5. Step 5: Solve for x
    x = 60,175,590,553,074,861,604,864/200,991,007,991.10
  6. Step 6: Final answer
    x = 299,394,441,346.05

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Similar ratio
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1.5x scale

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.