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Finding the Third Proportional to 554,874,336 and 1,207,428,892

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Solution

The third proportional to 554,874,336 and 1,207,428,892 is: 2,627,413,874.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,874,336 : 1,207,428,892 = 1,207,428,892 : x
  2. Step 2: Convert to fraction form
    554,874,336/1,207,428,892 = 1,207,428,892/x
  3. Step 3: Cross multiply
    554,874,336x = 1,207,428,892 × 1,207,428,892
  4. Step 4: Simplify right side
    554,874,336x = 1,457,884,529,236,347,648
  5. Step 5: Solve for x
    x = 1,457,884,529,236,347,648/554,874,336
  6. Step 6: Final answer
    x = 2,627,413,874.91

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.