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Finding the Third Proportional to 1,699,548,730.50 and 3,657,377,863

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Solution

The third proportional to 1,699,548,730.50 and 3,657,377,863 is: 7,870,567,399.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,548,730.50 : 3,657,377,863 = 3,657,377,863 : x
  2. Step 2: Convert to fraction form
    1,699,548,730.50/3,657,377,863 = 3,657,377,863/x
  3. Step 3: Cross multiply
    1,699,548,730.50x = 3,657,377,863 × 3,657,377,863
  4. Step 4: Simplify right side
    1,699,548,730.50x = 13,376,412,832,762,445,824
  5. Step 5: Solve for x
    x = 13,376,412,832,762,445,824/1,699,548,730.50
  6. Step 6: Final answer
    x = 7,870,567,399.87

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.