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Finding the Third Proportional to 373,869,344 and 818,098,852.50

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Solution

The third proportional to 373,869,344 and 818,098,852.50 is: 1,790,159,431.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,869,344 : 818,098,852.50 = 818,098,852.50 : x
  2. Step 2: Convert to fraction form
    373,869,344/818,098,852.50 = 818,098,852.50/x
  3. Step 3: Cross multiply
    373,869,344x = 818,098,852.50 × 818,098,852.50
  4. Step 4: Simplify right side
    373,869,344x = 669,285,732,461,816,704
  5. Step 5: Solve for x
    x = 669,285,732,461,816,704/373,869,344
  6. Step 6: Final answer
    x = 1,790,159,431.91

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.