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Finding the Third Proportional to 310,612,526 and 494,484,372

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Solution

The third proportional to 310,612,526 and 494,484,372 is: 787,201,975.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,612,526 : 494,484,372 = 494,484,372 : x
  2. Step 2: Convert to fraction form
    310,612,526/494,484,372 = 494,484,372/x
  3. Step 3: Cross multiply
    310,612,526x = 494,484,372 × 494,484,372
  4. Step 4: Simplify right side
    310,612,526x = 244,514,794,152,234,368
  5. Step 5: Solve for x
    x = 244,514,794,152,234,368/310,612,526
  6. Step 6: Final answer
    x = 787,201,975.73

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.