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Finding the Third Proportional to 64,480,054 and 136,237,868

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Solution

The third proportional to 64,480,054 and 136,237,868 is: 287,852,685.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,480,054 : 136,237,868 = 136,237,868 : x
  2. Step 2: Convert to fraction form
    64,480,054/136,237,868 = 136,237,868/x
  3. Step 3: Cross multiply
    64,480,054x = 136,237,868 × 136,237,868
  4. Step 4: Simplify right side
    64,480,054x = 18,560,756,677,185,424
  5. Step 5: Solve for x
    x = 18,560,756,677,185,424/64,480,054
  6. Step 6: Final answer
    x = 287,852,685.07

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.