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Finding the Third Proportional to 571,449,980 and 1,240,317,688

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Solution

The third proportional to 571,449,980 and 1,240,317,688 is: 2,692,078,083.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,449,980 : 1,240,317,688 = 1,240,317,688 : x
  2. Step 2: Convert to fraction form
    571,449,980/1,240,317,688 = 1,240,317,688/x
  3. Step 3: Cross multiply
    571,449,980x = 1,240,317,688 × 1,240,317,688
  4. Step 4: Simplify right side
    571,449,980x = 1,538,387,967,165,665,280
  5. Step 5: Solve for x
    x = 1,538,387,967,165,665,280/571,449,980
  6. Step 6: Final answer
    x = 2,692,078,083.83

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.