Home / 135,332,817.33-187,100,835.30-99,994,886.76

Finding the Fourth Proportional to 135,332,817.33, 187,100,835.30 and 99,994,886.76

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Solution

The fourth proportional to 135,332,817.33, 187,100,835.30 and 99,994,886.76 is: 138,245,306.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,332,817.33 : 187,100,835.30 = 99,994,886.76 : x
  2. Step 2: Convert to fraction form
    135,332,817.33/187,100,835.30 = 99,994,886.76/x
  3. Step 3: Cross multiply
    135,332,817.33x = 187,100,835.30 × 99,994,886.76
  4. Step 4: Simplify right side
    135,332,817.33x = 18,709,126,838,524,912
  5. Step 5: Solve for x
    x = 18,709,126,838,524,912/135,332,817.33
  6. Step 6: Final answer
    x = 138,245,306.70

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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.