Home / 201,048,542.70-301,293,807.48-91,606,251.30

Finding the Fourth Proportional to 201,048,542.70, 301,293,807.48 and 91,606,251.30

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Solution

The fourth proportional to 201,048,542.70, 301,293,807.48 and 91,606,251.30 is: 137,282,249.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,048,542.70 : 301,293,807.48 = 91,606,251.30 : x
  2. Step 2: Convert to fraction form
    201,048,542.70/301,293,807.48 = 91,606,251.30/x
  3. Step 3: Cross multiply
    201,048,542.70x = 301,293,807.48 × 91,606,251.30
  4. Step 4: Simplify right side
    201,048,542.70x = 27,600,396,243,146,700
  5. Step 5: Solve for x
    x = 27,600,396,243,146,700/201,048,542.70
  6. Step 6: Final answer
    x = 137,282,249.71

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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.