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Finding the Third Proportional to 424,025,236 and 636,486,582

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Solution

The third proportional to 424,025,236 and 636,486,582 is: 955,403,439.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,025,236 : 636,486,582 = 636,486,582 : x
  2. Step 2: Convert to fraction form
    424,025,236/636,486,582 = 636,486,582/x
  3. Step 3: Cross multiply
    424,025,236x = 636,486,582 × 636,486,582
  4. Step 4: Simplify right side
    424,025,236x = 405,115,169,066,042,752
  5. Step 5: Solve for x
    x = 405,115,169,066,042,752/424,025,236
  6. Step 6: Final answer
    x = 955,403,439.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.