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Finding the Third Proportional to 724,545,178 and 1,591,429,337

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Solution

The third proportional to 724,545,178 and 1,591,429,337 is: 3,495,499,537.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,545,178 : 1,591,429,337 = 1,591,429,337 : x
  2. Step 2: Convert to fraction form
    724,545,178/1,591,429,337 = 1,591,429,337/x
  3. Step 3: Cross multiply
    724,545,178x = 1,591,429,337 × 1,591,429,337
  4. Step 4: Simplify right side
    724,545,178x = 2,532,647,334,664,259,584
  5. Step 5: Solve for x
    x = 2,532,647,334,664,259,584/724,545,178
  6. Step 6: Final answer
    x = 3,495,499,537.59

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.