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Finding the Third Proportional to 156,633,394 and 331,938,774

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Solution

The third proportional to 156,633,394 and 331,938,774 is: 703,447,373.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,633,394 : 331,938,774 = 331,938,774 : x
  2. Step 2: Convert to fraction form
    156,633,394/331,938,774 = 331,938,774/x
  3. Step 3: Cross multiply
    156,633,394x = 331,938,774 × 331,938,774
  4. Step 4: Simplify right side
    156,633,394x = 110,183,349,684,623,072
  5. Step 5: Solve for x
    x = 110,183,349,684,623,072/156,633,394
  6. Step 6: Final answer
    x = 703,447,373.97

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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.