Home / 12,493,107,146.50-18,609,814,310.41-11,816,439,596.53

Finding the Fourth Proportional to 12,493,107,146.50, 18,609,814,310.41 and 11,816,439,596.53

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Solution

The fourth proportional to 12,493,107,146.50, 18,609,814,310.41 and 11,816,439,596.53 is: 17,601,845,891.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,493,107,146.50 : 18,609,814,310.41 = 11,816,439,596.53 : x
  2. Step 2: Convert to fraction form
    12,493,107,146.50/18,609,814,310.41 = 11,816,439,596.53/x
  3. Step 3: Cross multiply
    12,493,107,146.50x = 18,609,814,310.41 × 11,816,439,596.53
  4. Step 4: Simplify right side
    12,493,107,146.50x = 219,901,746,701,514,866,688
  5. Step 5: Solve for x
    x = 219,901,746,701,514,866,688/12,493,107,146.50
  6. Step 6: Final answer
    x = 17,601,845,891.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.