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Finding the Third Proportional to 98,230,356 and 213,887,764

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Solution

The third proportional to 98,230,356 and 213,887,764 is: 465,721,366.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,230,356 : 213,887,764 = 213,887,764 : x
  2. Step 2: Convert to fraction form
    98,230,356/213,887,764 = 213,887,764/x
  3. Step 3: Cross multiply
    98,230,356x = 213,887,764 × 213,887,764
  4. Step 4: Simplify right side
    98,230,356x = 45,747,975,588,919,696
  5. Step 5: Solve for x
    x = 45,747,975,588,919,696/98,230,356
  6. Step 6: Final answer
    x = 465,721,366.10

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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.