Home / 11,866,281,718.05-17,776,150,611.24-6,881,531,262.57

Finding the Fourth Proportional to 11,866,281,718.05, 17,776,150,611.24 and 6,881,531,262.57

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Solution

The fourth proportional to 11,866,281,718.05, 17,776,150,611.24 and 6,881,531,262.57 is: 10,308,800,942.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,866,281,718.05 : 17,776,150,611.24 = 6,881,531,262.57 : x
  2. Step 2: Convert to fraction form
    11,866,281,718.05/17,776,150,611.24 = 6,881,531,262.57/x
  3. Step 3: Cross multiply
    11,866,281,718.05x = 17,776,150,611.24 × 6,881,531,262.57
  4. Step 4: Simplify right side
    11,866,281,718.05x = 122,327,136,159,400,886,272
  5. Step 5: Solve for x
    x = 122,327,136,159,400,886,272/11,866,281,718.05
  6. Step 6: Final answer
    x = 10,308,800,942.53

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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.