Home / 201,667,614.90-302,501,422.35-199,754,427.30

Finding the Fourth Proportional to 201,667,614.90, 302,501,422.35 and 199,754,427.30

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Solution

The fourth proportional to 201,667,614.90, 302,501,422.35 and 199,754,427.30 is: 299,631,640.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,667,614.90 : 302,501,422.35 = 199,754,427.30 : x
  2. Step 2: Convert to fraction form
    201,667,614.90/302,501,422.35 = 199,754,427.30/x
  3. Step 3: Cross multiply
    201,667,614.90x = 302,501,422.35 × 199,754,427.30
  4. Step 4: Simplify right side
    201,667,614.90x = 60,425,998,378,959,680
  5. Step 5: Solve for x
    x = 60,425,998,378,959,680/201,667,614.90
  6. Step 6: Final answer
    x = 299,631,640.95

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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.