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Finding the Third Proportional to 90,157,388.25 and 142,876,113

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Solution

The third proportional to 90,157,388.25 and 142,876,113 is: 226,421,639.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,157,388.25 : 142,876,113 = 142,876,113 : x
  2. Step 2: Convert to fraction form
    90,157,388.25/142,876,113 = 142,876,113/x
  3. Step 3: Cross multiply
    90,157,388.25x = 142,876,113 × 142,876,113
  4. Step 4: Simplify right side
    90,157,388.25x = 20,413,583,665,988,768
  5. Step 5: Solve for x
    x = 20,413,583,665,988,768/90,157,388.25
  6. Step 6: Final answer
    x = 226,421,639.56

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.