Home / 228,364,083.27-315,142,739.00-123,942,154.59

Finding the Fourth Proportional to 228,364,083.27, 315,142,739.00 and 123,942,154.59

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Solution

The fourth proportional to 228,364,083.27, 315,142,739.00 and 123,942,154.59 is: 171,040,338.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,364,083.27 : 315,142,739.00 = 123,942,154.59 : x
  2. Step 2: Convert to fraction form
    228,364,083.27/315,142,739.00 = 123,942,154.59/x
  3. Step 3: Cross multiply
    228,364,083.27x = 315,142,739.00 × 123,942,154.59
  4. Step 4: Simplify right side
    228,364,083.27x = 39,059,470,074,434,312
  5. Step 5: Solve for x
    x = 39,059,470,074,434,312/228,364,083.27
  6. Step 6: Final answer
    x = 171,040,338.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.