Home / 201,704,956.30-302,557,434.45-200,193,301.90

Finding the Fourth Proportional to 201,704,956.30, 302,557,434.45 and 200,193,301.90

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Solution

The fourth proportional to 201,704,956.30, 302,557,434.45 and 200,193,301.90 is: 300,289,952.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,704,956.30 : 302,557,434.45 = 200,193,301.90 : x
  2. Step 2: Convert to fraction form
    201,704,956.30/302,557,434.45 = 200,193,301.90/x
  3. Step 3: Cross multiply
    201,704,956.30x = 302,557,434.45 × 200,193,301.90
  4. Step 4: Simplify right side
    201,704,956.30x = 60,569,971,816,938,312
  5. Step 5: Solve for x
    x = 60,569,971,816,938,312/201,704,956.30
  6. Step 6: Final answer
    x = 300,289,952.85

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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.