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Finding the Third Proportional to 333,077,190 and 721,756,368

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Solution

The third proportional to 333,077,190 and 721,756,368 is: 1,563,998,587.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,077,190 : 721,756,368 = 721,756,368 : x
  2. Step 2: Convert to fraction form
    333,077,190/721,756,368 = 721,756,368/x
  3. Step 3: Cross multiply
    333,077,190x = 721,756,368 × 721,756,368
  4. Step 4: Simplify right side
    333,077,190x = 520,932,254,748,551,424
  5. Step 5: Solve for x
    x = 520,932,254,748,551,424/333,077,190
  6. Step 6: Final answer
    x = 1,563,998,587.68

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.