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Finding the Third Proportional to 790,492,072 and 1,227,955,563

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Solution

The third proportional to 790,492,072 and 1,227,955,563 is: 1,907,514,215.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,492,072 : 1,227,955,563 = 1,227,955,563 : x
  2. Step 2: Convert to fraction form
    790,492,072/1,227,955,563 = 1,227,955,563/x
  3. Step 3: Cross multiply
    790,492,072x = 1,227,955,563 × 1,227,955,563
  4. Step 4: Simplify right side
    790,492,072x = 1,507,874,864,702,647,040
  5. Step 5: Solve for x
    x = 1,507,874,864,702,647,040/790,492,072
  6. Step 6: Final answer
    x = 1,907,514,215.66

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.