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Finding the Third Proportional to 99,349,000 and 217,165,968

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Solution

The third proportional to 99,349,000 and 217,165,968 is: 474,700,879.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,349,000 : 217,165,968 = 217,165,968 : x
  2. Step 2: Convert to fraction form
    99,349,000/217,165,968 = 217,165,968/x
  3. Step 3: Cross multiply
    99,349,000x = 217,165,968 × 217,165,968
  4. Step 4: Simplify right side
    99,349,000x = 47,161,057,657,377,024
  5. Step 5: Solve for x
    x = 47,161,057,657,377,024/99,349,000
  6. Step 6: Final answer
    x = 474,700,879.30

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.