Home / 16,112,183,778.38-22,235,988,789.65-9,339,750,780.26

Finding the Fourth Proportional to 16,112,183,778.38, 22,235,988,789.65 and 9,339,750,780.26

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Solution

The fourth proportional to 16,112,183,778.38, 22,235,988,789.65 and 9,339,750,780.26 is: 12,889,537,290.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,112,183,778.38 : 22,235,988,789.65 = 9,339,750,780.26 : x
  2. Step 2: Convert to fraction form
    16,112,183,778.38/22,235,988,789.65 = 9,339,750,780.26/x
  3. Step 3: Cross multiply
    16,112,183,778.38x = 22,235,988,789.65 × 9,339,750,780.26
  4. Step 4: Simplify right side
    16,112,183,778.38x = 207,678,593,647,986,212,864
  5. Step 5: Solve for x
    x = 207,678,593,647,986,212,864/16,112,183,778.38
  6. Step 6: Final answer
    x = 12,889,537,290.82

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Double scale
Find fourth proportional to 16,112,183,779.38, 22,235,988,791.03 and 9,339,750,781.26
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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.