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Finding the Third Proportional to 136,363,428 and 292,965,192

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Solution

The third proportional to 136,363,428 and 292,965,192 is: 629,410,722.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,363,428 : 292,965,192 = 292,965,192 : x
  2. Step 2: Convert to fraction form
    136,363,428/292,965,192 = 292,965,192/x
  3. Step 3: Cross multiply
    136,363,428x = 292,965,192 × 292,965,192
  4. Step 4: Simplify right side
    136,363,428x = 85,828,603,723,596,864
  5. Step 5: Solve for x
    x = 85,828,603,723,596,864/136,363,428
  6. Step 6: Final answer
    x = 629,410,722.38

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.