Home / 122,198,900.80-183,156,633.60-49,367,864.20

Finding the Fourth Proportional to 122,198,900.80, 183,156,633.60 and 49,367,864.20

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Solution

The fourth proportional to 122,198,900.80, 183,156,633.60 and 49,367,864.20 is: 73,994,542.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,198,900.80 : 183,156,633.60 = 49,367,864.20 : x
  2. Step 2: Convert to fraction form
    122,198,900.80/183,156,633.60 = 49,367,864.20/x
  3. Step 3: Cross multiply
    122,198,900.80x = 183,156,633.60 × 49,367,864.20
  4. Step 4: Simplify right side
    122,198,900.80x = 9,042,051,814,893,958
  5. Step 5: Solve for x
    x = 9,042,051,814,893,958/122,198,900.80
  6. Step 6: Final answer
    x = 73,994,542.96

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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.