Home / 201,204,005.70-301,806,008.55-193,551,255.30

Finding the Fourth Proportional to 201,204,005.70, 301,806,008.55 and 193,551,255.30

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Solution

The fourth proportional to 201,204,005.70, 301,806,008.55 and 193,551,255.30 is: 290,326,882.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,204,005.70 : 301,806,008.55 = 193,551,255.30 : x
  2. Step 2: Convert to fraction form
    201,204,005.70/301,806,008.55 = 193,551,255.30/x
  3. Step 3: Cross multiply
    201,204,005.70x = 301,806,008.55 × 193,551,255.30
  4. Step 4: Simplify right side
    201,204,005.70x = 58,414,931,811,935,040
  5. Step 5: Solve for x
    x = 58,414,931,811,935,040/201,204,005.70
  6. Step 6: Final answer
    x = 290,326,882.95

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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.