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Finding the Third Proportional to 768,896,407.50 and 1,677,514,116

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Solution

The third proportional to 768,896,407.50 and 1,677,514,116 is: 3,659,860,524.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,896,407.50 : 1,677,514,116 = 1,677,514,116 : x
  2. Step 2: Convert to fraction form
    768,896,407.50/1,677,514,116 = 1,677,514,116/x
  3. Step 3: Cross multiply
    768,896,407.50x = 1,677,514,116 × 1,677,514,116
  4. Step 4: Simplify right side
    768,896,407.50x = 2,814,053,609,379,261,440
  5. Step 5: Solve for x
    x = 2,814,053,609,379,261,440/768,896,407.50
  6. Step 6: Final answer
    x = 3,659,860,524.68

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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.