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Finding the Third Proportional to 879,647,230 and 1,292,544,339

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Solution

The third proportional to 879,647,230 and 1,292,544,339 is: 1,899,250,985.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,647,230 : 1,292,544,339 = 1,292,544,339 : x
  2. Step 2: Convert to fraction form
    879,647,230/1,292,544,339 = 1,292,544,339/x
  3. Step 3: Cross multiply
    879,647,230x = 1,292,544,339 × 1,292,544,339
  4. Step 4: Simplify right side
    879,647,230x = 1,670,670,868,280,946,944
  5. Step 5: Solve for x
    x = 1,670,670,868,280,946,944/879,647,230
  6. Step 6: Final answer
    x = 1,899,250,985.29

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.