Home / 55,530,511,183.53-83,269,509,147.37-21,511,975,657.35

Finding the Fourth Proportional to 55,530,511,183.53, 83,269,509,147.37 and 21,511,975,657.35

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Solution

The fourth proportional to 55,530,511,183.53, 83,269,509,147.37 and 21,511,975,657.35 is: 32,257,791,538.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,530,511,183.53 : 83,269,509,147.37 = 21,511,975,657.35 : x
  2. Step 2: Convert to fraction form
    55,530,511,183.53/83,269,509,147.37 = 21,511,975,657.35/x
  3. Step 3: Cross multiply
    55,530,511,183.53x = 83,269,509,147.37 × 21,511,975,657.35
  4. Step 4: Simplify right side
    55,530,511,183.53x = 1,791,291,653,777,996,644,352
  5. Step 5: Solve for x
    x = 1,791,291,653,777,996,644,352/55,530,511,183.53
  6. Step 6: Final answer
    x = 32,257,791,538.38

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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.