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Finding the Third Proportional to 603,264,428 and 1,298,969,954

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Solution

The third proportional to 603,264,428 and 1,298,969,954 is: 2,796,987,296.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,264,428 : 1,298,969,954 = 1,298,969,954 : x
  2. Step 2: Convert to fraction form
    603,264,428/1,298,969,954 = 1,298,969,954/x
  3. Step 3: Cross multiply
    603,264,428x = 1,298,969,954 × 1,298,969,954
  4. Step 4: Simplify right side
    603,264,428x = 1,687,322,941,394,762,240
  5. Step 5: Solve for x
    x = 1,687,322,941,394,762,240/603,264,428
  6. Step 6: Final answer
    x = 2,796,987,296.25

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.