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Finding the Third Proportional to 156,633,456 and 331,938,888

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Solution

The third proportional to 156,633,456 and 331,938,888 is: 703,447,578.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,633,456 : 331,938,888 = 331,938,888 : x
  2. Step 2: Convert to fraction form
    156,633,456/331,938,888 = 331,938,888/x
  3. Step 3: Cross multiply
    156,633,456x = 331,938,888 × 331,938,888
  4. Step 4: Simplify right side
    156,633,456x = 110,183,425,366,676,544
  5. Step 5: Solve for x
    x = 110,183,425,366,676,544/156,633,456
  6. Step 6: Final answer
    x = 703,447,578.70

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.