Home / 201,465,434.08-302,259,825.03-103,166,739.85

Finding the Fourth Proportional to 201,465,434.08, 302,259,825.03 and 103,166,739.85

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Solution

The fourth proportional to 201,465,434.08, 302,259,825.03 and 103,166,739.85 is: 154,781,691.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,465,434.08 : 302,259,825.03 = 103,166,739.85 : x
  2. Step 2: Convert to fraction form
    201,465,434.08/302,259,825.03 = 103,166,739.85/x
  3. Step 3: Cross multiply
    201,465,434.08x = 302,259,825.03 × 103,166,739.85
  4. Step 4: Simplify right side
    201,465,434.08x = 31,183,160,737,022,332
  5. Step 5: Solve for x
    x = 31,183,160,737,022,332/201,465,434.08
  6. Step 6: Final answer
    x = 154,781,691.85

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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.