Home / 9,116,381,912.44-13,675,262,532.44-2,821,447,818.72

Finding the Fourth Proportional to 9,116,381,912.44, 13,675,262,532.44 and 2,821,447,818.72

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Solution

The fourth proportional to 9,116,381,912.44, 13,675,262,532.44 and 2,821,447,818.72 is: 4,232,385,173.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,116,381,912.44 : 13,675,262,532.44 = 2,821,447,818.72 : x
  2. Step 2: Convert to fraction form
    9,116,381,912.44/13,675,262,532.44 = 2,821,447,818.72/x
  3. Step 3: Cross multiply
    9,116,381,912.44x = 13,675,262,532.44 × 2,821,447,818.72
  4. Step 4: Simplify right side
    9,116,381,912.44x = 38,584,039,642,564,894,720
  5. Step 5: Solve for x
    x = 38,584,039,642,564,894,720/9,116,381,912.44
  6. Step 6: Final answer
    x = 4,232,385,173.54

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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.