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Finding the Third Proportional to 63,618,205.50 and 137,284,663.50

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Solution

The third proportional to 63,618,205.50 and 137,284,663.50 is: 296,252,915.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,618,205.50 : 137,284,663.50 = 137,284,663.50 : x
  2. Step 2: Convert to fraction form
    63,618,205.50/137,284,663.50 = 137,284,663.50/x
  3. Step 3: Cross multiply
    63,618,205.50x = 137,284,663.50 × 137,284,663.50
  4. Step 4: Simplify right side
    63,618,205.50x = 18,847,078,832,308,232
  5. Step 5: Solve for x
    x = 18,847,078,832,308,232/63,618,205.50
  6. Step 6: Final answer
    x = 296,252,915.09

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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.