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Finding the Third Proportional to 90,784,833.50 and 188,029,444

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Solution

The third proportional to 90,784,833.50 and 188,029,444 is: 389,438,086.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,784,833.50 : 188,029,444 = 188,029,444 : x
  2. Step 2: Convert to fraction form
    90,784,833.50/188,029,444 = 188,029,444/x
  3. Step 3: Cross multiply
    90,784,833.50x = 188,029,444 × 188,029,444
  4. Step 4: Simplify right side
    90,784,833.50x = 35,355,071,810,949,136
  5. Step 5: Solve for x
    x = 35,355,071,810,949,136/90,784,833.50
  6. Step 6: Final answer
    x = 389,438,086.16

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.