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Finding the Third Proportional to 618,279,076 and 1,333,410,539

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Solution

The third proportional to 618,279,076 and 1,333,410,539 is: 2,875,697,617.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,279,076 : 1,333,410,539 = 1,333,410,539 : x
  2. Step 2: Convert to fraction form
    618,279,076/1,333,410,539 = 1,333,410,539/x
  3. Step 3: Cross multiply
    618,279,076x = 1,333,410,539 × 1,333,410,539
  4. Step 4: Simplify right side
    618,279,076x = 1,777,983,665,516,270,592
  5. Step 5: Solve for x
    x = 1,777,983,665,516,270,592/618,279,076
  6. Step 6: Final answer
    x = 2,875,697,617.04

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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.