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Finding the Third Proportional to 1,212,849,979 and 2,483,155,363

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Solution

The third proportional to 1,212,849,979 and 2,483,155,363 is: 5,083,943,326.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,849,979 : 2,483,155,363 = 2,483,155,363 : x
  2. Step 2: Convert to fraction form
    1,212,849,979/2,483,155,363 = 2,483,155,363/x
  3. Step 3: Cross multiply
    1,212,849,979x = 2,483,155,363 × 2,483,155,363
  4. Step 4: Simplify right side
    1,212,849,979x = 6,166,060,556,795,661,312
  5. Step 5: Solve for x
    x = 6,166,060,556,795,661,312/1,212,849,979
  6. Step 6: Final answer
    x = 5,083,943,326.51

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.