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Finding the Third Proportional to 573,381,837 and 885,420,643.50

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Solution

The third proportional to 573,381,837 and 885,420,643.50 is: 1,367,273,368.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,381,837 : 885,420,643.50 = 885,420,643.50 : x
  2. Step 2: Convert to fraction form
    573,381,837/885,420,643.50 = 885,420,643.50/x
  3. Step 3: Cross multiply
    573,381,837x = 885,420,643.50 × 885,420,643.50
  4. Step 4: Simplify right side
    573,381,837x = 783,969,715,935,954,048
  5. Step 5: Solve for x
    x = 783,969,715,935,954,048/573,381,837
  6. Step 6: Final answer
    x = 1,367,273,368.89

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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.