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Finding the Third Proportional to 125,413,078 and 173,298,072

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Solution

The third proportional to 125,413,078 and 173,298,072 is: 239,466,427.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,413,078 : 173,298,072 = 173,298,072 : x
  2. Step 2: Convert to fraction form
    125,413,078/173,298,072 = 173,298,072/x
  3. Step 3: Cross multiply
    125,413,078x = 173,298,072 × 173,298,072
  4. Step 4: Simplify right side
    125,413,078x = 30,032,221,758,917,184
  5. Step 5: Solve for x
    x = 30,032,221,758,917,184/125,413,078
  6. Step 6: Final answer
    x = 239,466,427.57

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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.