Home / 201,465,440.05-302,259,834-103,166,745.82

Finding the Fourth Proportional to 201,465,440.05, 302,259,834 and 103,166,745.82

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Solution

The fourth proportional to 201,465,440.05, 302,259,834 and 103,166,745.82 is: 154,781,700.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,465,440.05 : 302,259,834 = 103,166,745.82 : x
  2. Step 2: Convert to fraction form
    201,465,440.05/302,259,834 = 103,166,745.82/x
  3. Step 3: Cross multiply
    201,465,440.05x = 302,259,834 × 103,166,745.82
  4. Step 4: Simplify right side
    201,465,440.05x = 31,183,163,465,873,392
  5. Step 5: Solve for x
    x = 31,183,163,465,873,392/201,465,440.05
  6. Step 6: Final answer
    x = 154,781,700.81

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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.