Home / 163,413,651.68-225,383,265.92-104,681,777.61

Finding the Fourth Proportional to 163,413,651.68, 225,383,265.92 and 104,681,777.61

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Solution

The fourth proportional to 163,413,651.68, 225,383,265.92 and 104,681,777.61 is: 144,379,130.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,413,651.68 : 225,383,265.92 = 104,681,777.61 : x
  2. Step 2: Convert to fraction form
    163,413,651.68/225,383,265.92 = 104,681,777.61/x
  3. Step 3: Cross multiply
    163,413,651.68x = 225,383,265.92 × 104,681,777.61
  4. Step 4: Simplify right side
    163,413,651.68x = 23,593,520,920,052,932
  5. Step 5: Solve for x
    x = 23,593,520,920,052,932/163,413,651.68
  6. Step 6: Final answer
    x = 144,379,130.37

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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.