Home / 28,105,157.25-42,158,100.38

Finding the Third Proportional to 28,105,157.25 and 42,158,100.38

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Solution

The third proportional to 28,105,157.25 and 42,158,100.38 is: 63,237,697.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,105,157.25 : 42,158,100.38 = 42,158,100.38 : x
  2. Step 2: Convert to fraction form
    28,105,157.25/42,158,100.38 = 42,158,100.38/x
  3. Step 3: Cross multiply
    28,105,157.25x = 42,158,100.38 × 42,158,100.38
  4. Step 4: Simplify right side
    28,105,157.25x = 1,777,305,427,228,575.25
  5. Step 5: Solve for x
    x = 1,777,305,427,228,575.25/28,105,157.25
  6. Step 6: Final answer
    x = 63,237,697.32

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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.