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Finding the Third Proportional to 181,684,771.88 and 398,541,222

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Solution

The third proportional to 181,684,771.88 and 398,541,222 is: 874,234,554.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,684,771.88 : 398,541,222 = 398,541,222 : x
  2. Step 2: Convert to fraction form
    181,684,771.88/398,541,222 = 398,541,222/x
  3. Step 3: Cross multiply
    181,684,771.88x = 398,541,222 × 398,541,222
  4. Step 4: Simplify right side
    181,684,771.88x = 158,835,105,633,253,280
  5. Step 5: Solve for x
    x = 158,835,105,633,253,280/181,684,771.88
  6. Step 6: Final answer
    x = 874,234,554.69

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.