Home / 28,734,388,181.29-39,647,704,648.03-16,045,171,424.29

Finding the Fourth Proportional to 28,734,388,181.29, 39,647,704,648.03 and 16,045,171,424.29

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Solution

The fourth proportional to 28,734,388,181.29, 39,647,704,648.03 and 16,045,171,424.29 is: 22,139,125,205.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,734,388,181.29 : 39,647,704,648.03 = 16,045,171,424.29 : x
  2. Step 2: Convert to fraction form
    28,734,388,181.29/39,647,704,648.03 = 16,045,171,424.29/x
  3. Step 3: Cross multiply
    28,734,388,181.29x = 39,647,704,648.03 × 16,045,171,424.29
  4. Step 4: Simplify right side
    28,734,388,181.29x = 636,154,217,657,260,834,816
  5. Step 5: Solve for x
    x = 636,154,217,657,260,834,816/28,734,388,181.29
  6. Step 6: Final answer
    x = 22,139,125,205.79

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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.