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Finding the Third Proportional to 156,054,938 and 343,000,036

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Solution

The third proportional to 156,054,938 and 343,000,036 is: 753,894,918.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,054,938 : 343,000,036 = 343,000,036 : x
  2. Step 2: Convert to fraction form
    156,054,938/343,000,036 = 343,000,036/x
  3. Step 3: Cross multiply
    156,054,938x = 343,000,036 × 343,000,036
  4. Step 4: Simplify right side
    156,054,938x = 117,649,024,696,001,296
  5. Step 5: Solve for x
    x = 117,649,024,696,001,296/156,054,938
  6. Step 6: Final answer
    x = 753,894,918.06

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