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Finding the Third Proportional to 573,381,828 and 885,420,630

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Solution

The third proportional to 573,381,828 and 885,420,630 is: 1,367,273,348.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,381,828 : 885,420,630 = 885,420,630 : x
  2. Step 2: Convert to fraction form
    573,381,828/885,420,630 = 885,420,630/x
  3. Step 3: Cross multiply
    573,381,828x = 885,420,630 × 885,420,630
  4. Step 4: Simplify right side
    573,381,828x = 783,969,692,029,596,928
  5. Step 5: Solve for x
    x = 783,969,692,029,596,928/573,381,828
  6. Step 6: Final answer
    x = 1,367,273,348.66

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.