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Finding the Third Proportional to 383,330,887 and 625,878,586

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Solution

The third proportional to 383,330,887 and 625,878,586 is: 1,021,895,228.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,330,887 : 625,878,586 = 625,878,586 : x
  2. Step 2: Convert to fraction form
    383,330,887/625,878,586 = 625,878,586/x
  3. Step 3: Cross multiply
    383,330,887x = 625,878,586 × 625,878,586
  4. Step 4: Simplify right side
    383,330,887x = 391,724,004,413,359,424
  5. Step 5: Solve for x
    x = 391,724,004,413,359,424/383,330,887
  6. Step 6: Final answer
    x = 1,021,895,228.63

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.