Home / 138,965,503.50-208,449,751.94-41,922,051.84

Finding the Fourth Proportional to 138,965,503.50, 208,449,751.94 and 41,922,051.84

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Solution

The fourth proportional to 138,965,503.50, 208,449,751.94 and 41,922,051.84 is: 62,883,529.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,965,503.50 : 208,449,751.94 = 41,922,051.84 : x
  2. Step 2: Convert to fraction form
    138,965,503.50/208,449,751.94 = 41,922,051.84/x
  3. Step 3: Cross multiply
    138,965,503.50x = 208,449,751.94 × 41,922,051.84
  4. Step 4: Simplify right side
    138,965,503.50x = 8,738,641,306,654,211
  5. Step 5: Solve for x
    x = 8,738,641,306,654,211/138,965,503.50
  6. Step 6: Final answer
    x = 62,883,529.27

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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.