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Finding the Third Proportional to 127,953,486 and 276,295,260

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Solution

The third proportional to 127,953,486 and 276,295,260 is: 596,615,794.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,953,486 : 276,295,260 = 276,295,260 : x
  2. Step 2: Convert to fraction form
    127,953,486/276,295,260 = 276,295,260/x
  3. Step 3: Cross multiply
    127,953,486x = 276,295,260 × 276,295,260
  4. Step 4: Simplify right side
    127,953,486x = 76,339,070,698,467,600
  5. Step 5: Solve for x
    x = 76,339,070,698,467,600/127,953,486
  6. Step 6: Final answer
    x = 596,615,794.42

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.