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Finding the Third Proportional to 373,833,940 and 818,140,904

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Solution

The third proportional to 373,833,940 and 818,140,904 is: 1,790,513,025.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,833,940 : 818,140,904 = 818,140,904 : x
  2. Step 2: Convert to fraction form
    373,833,940/818,140,904 = 818,140,904/x
  3. Step 3: Cross multiply
    373,833,940x = 818,140,904 × 818,140,904
  4. Step 4: Simplify right side
    373,833,940x = 669,354,538,797,937,152
  5. Step 5: Solve for x
    x = 669,354,538,797,937,152/373,833,940
  6. Step 6: Final answer
    x = 1,790,513,025.11

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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.