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Finding the Third Proportional to 373,886,280 and 865,479,039.75

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Solution

The third proportional to 373,886,280 and 865,479,039.75 is: 2,003,427,267.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,886,280 : 865,479,039.75 = 865,479,039.75 : x
  2. Step 2: Convert to fraction form
    373,886,280/865,479,039.75 = 865,479,039.75/x
  3. Step 3: Cross multiply
    373,886,280x = 865,479,039.75 × 865,479,039.75
  4. Step 4: Simplify right side
    373,886,280x = 749,053,968,246,582,144
  5. Step 5: Solve for x
    x = 749,053,968,246,582,144/373,886,280
  6. Step 6: Final answer
    x = 2,003,427,267.37

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.