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Finding the Third Proportional to 68,492,457 and 103,319,293.50

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Solution

The third proportional to 68,492,457 and 103,319,293.50 is: 155,854,774.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,492,457 : 103,319,293.50 = 103,319,293.50 : x
  2. Step 2: Convert to fraction form
    68,492,457/103,319,293.50 = 103,319,293.50/x
  3. Step 3: Cross multiply
    68,492,457x = 103,319,293.50 × 103,319,293.50
  4. Step 4: Simplify right side
    68,492,457x = 10,674,876,409,339,142
  5. Step 5: Solve for x
    x = 10,674,876,409,339,142/68,492,457
  6. Step 6: Final answer
    x = 155,854,774.04

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.