Home / 201,204,000.10-301,806,000.15-199,928,541.70

Finding the Fourth Proportional to 201,204,000.10, 301,806,000.15 and 199,928,541.70

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Solution

The fourth proportional to 201,204,000.10, 301,806,000.15 and 199,928,541.70 is: 299,892,812.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,204,000.10 : 301,806,000.15 = 199,928,541.70 : x
  2. Step 2: Convert to fraction form
    201,204,000.10/301,806,000.15 = 199,928,541.70/x
  3. Step 3: Cross multiply
    201,204,000.10x = 301,806,000.15 × 199,928,541.70
  4. Step 4: Simplify right side
    201,204,000.10x = 60,339,633,486,299,472
  5. Step 5: Solve for x
    x = 60,339,633,486,299,472/201,204,000.10
  6. Step 6: Final answer
    x = 299,892,812.55

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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.