Home / 212,807,358.27-318,952,241.64-150,576,601.98

Finding the Fourth Proportional to 212,807,358.27, 318,952,241.64 and 150,576,601.98

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Solution

The fourth proportional to 212,807,358.27, 318,952,241.64 and 150,576,601.98 is: 225,681,786.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,807,358.27 : 318,952,241.64 = 150,576,601.98 : x
  2. Step 2: Convert to fraction form
    212,807,358.27/318,952,241.64 = 150,576,601.98/x
  3. Step 3: Cross multiply
    212,807,358.27x = 318,952,241.64 × 150,576,601.98
  4. Step 4: Simplify right side
    212,807,358.27x = 48,026,744,740,055,056
  5. Step 5: Solve for x
    x = 48,026,744,740,055,056/212,807,358.27
  6. Step 6: Final answer
    x = 225,681,786.24

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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.