Home / 11,902,815,615.84-16,425,888,231.08-6,550,375,974.86

Finding the Fourth Proportional to 11,902,815,615.84, 16,425,888,231.08 and 6,550,375,974.86

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Solution

The fourth proportional to 11,902,815,615.84, 16,425,888,231.08 and 6,550,375,974.86 is: 9,039,520,320.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,902,815,615.84 : 16,425,888,231.08 = 6,550,375,974.86 : x
  2. Step 2: Convert to fraction form
    11,902,815,615.84/16,425,888,231.08 = 6,550,375,974.86/x
  3. Step 3: Cross multiply
    11,902,815,615.84x = 16,425,888,231.08 × 6,550,375,974.86
  4. Step 4: Simplify right side
    11,902,815,615.84x = 107,595,743,634,675,974,144
  5. Step 5: Solve for x
    x = 107,595,743,634,675,974,144/11,902,815,615.84
  6. Step 6: Final answer
    x = 9,039,520,320.85

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1.5x scale

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.