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Finding the Fourth Proportional to 201,206,667.55, 301,810,001.33 and 201,206,667.55

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Solution

The fourth proportional to 201,206,667.55, 301,810,001.33 and 201,206,667.55 is: 301,810,001.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,206,667.55 : 301,810,001.33 = 201,206,667.55 : x
  2. Step 2: Convert to fraction form
    201,206,667.55/301,810,001.33 = 201,206,667.55/x
  3. Step 3: Cross multiply
    201,206,667.55x = 301,810,001.33 × 201,206,667.55
  4. Step 4: Simplify right side
    201,206,667.55x = 60,726,184,599,864,336
  5. Step 5: Solve for x
    x = 60,726,184,599,864,336/201,206,667.55
  6. Step 6: Final answer
    x = 301,810,001.33

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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.