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Finding the Third Proportional to 261,542,575 and 564,690,916

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Solution

The third proportional to 261,542,575 and 564,690,916 is: 1,219,211,941.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,542,575 : 564,690,916 = 564,690,916 : x
  2. Step 2: Convert to fraction form
    261,542,575/564,690,916 = 564,690,916/x
  3. Step 3: Cross multiply
    261,542,575x = 564,690,916 × 564,690,916
  4. Step 4: Simplify right side
    261,542,575x = 318,875,830,612,919,040
  5. Step 5: Solve for x
    x = 318,875,830,612,919,040/261,542,575
  6. Step 6: Final answer
    x = 1,219,211,941.36

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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.