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Finding the Third Proportional to 75,178,454 and 119,624,654

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Solution

The third proportional to 75,178,454 and 119,624,654 is: 190,347,860.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,178,454 : 119,624,654 = 119,624,654 : x
  2. Step 2: Convert to fraction form
    75,178,454/119,624,654 = 119,624,654/x
  3. Step 3: Cross multiply
    75,178,454x = 119,624,654 × 119,624,654
  4. Step 4: Simplify right side
    75,178,454x = 14,310,057,844,619,716
  5. Step 5: Solve for x
    x = 14,310,057,844,619,716/75,178,454
  6. Step 6: Final answer
    x = 190,347,860.10

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.