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Finding the Third Proportional to 188,610,056 and 416,861,584

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Solution

The third proportional to 188,610,056 and 416,861,584 is: 921,337,832.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,610,056 : 416,861,584 = 416,861,584 : x
  2. Step 2: Convert to fraction form
    188,610,056/416,861,584 = 416,861,584/x
  3. Step 3: Cross multiply
    188,610,056x = 416,861,584 × 416,861,584
  4. Step 4: Simplify right side
    188,610,056x = 173,773,580,214,989,056
  5. Step 5: Solve for x
    x = 173,773,580,214,989,056/188,610,056
  6. Step 6: Final answer
    x = 921,337,832.67

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.