Home / 15,583,577,651.69-21,504,761,022.29-8,446,838,236.13

Finding the Fourth Proportional to 15,583,577,651.69, 21,504,761,022.29 and 8,446,838,236.13

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Solution

The fourth proportional to 15,583,577,651.69, 21,504,761,022.29 and 8,446,838,236.13 is: 11,656,324,479.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,583,577,651.69 : 21,504,761,022.29 = 8,446,838,236.13 : x
  2. Step 2: Convert to fraction form
    15,583,577,651.69/21,504,761,022.29 = 8,446,838,236.13/x
  3. Step 3: Cross multiply
    15,583,577,651.69x = 21,504,761,022.29 × 8,446,838,236.13
  4. Step 4: Simplify right side
    15,583,577,651.69x = 181,647,237,661,826,613,248
  5. Step 5: Solve for x
    x = 181,647,237,661,826,613,248/15,583,577,651.69
  6. Step 6: Final answer
    x = 11,656,324,479.64

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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.