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Finding the Third Proportional to 54,980,314 and 80,673,154

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Solution

The third proportional to 54,980,314 and 80,673,154 is: 118,372,510.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,980,314 : 80,673,154 = 80,673,154 : x
  2. Step 2: Convert to fraction form
    54,980,314/80,673,154 = 80,673,154/x
  3. Step 3: Cross multiply
    54,980,314x = 80,673,154 × 80,673,154
  4. Step 4: Simplify right side
    54,980,314x = 6,508,157,776,307,716
  5. Step 5: Solve for x
    x = 6,508,157,776,307,716/54,980,314
  6. Step 6: Final answer
    x = 118,372,510.14

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.