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Finding the Third Proportional to 69,076,324.13 and 151,131,490.88

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Solution

The third proportional to 69,076,324.13 and 151,131,490.88 is: 330,659,279.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,076,324.13 : 151,131,490.88 = 151,131,490.88 : x
  2. Step 2: Convert to fraction form
    69,076,324.13/151,131,490.88 = 151,131,490.88/x
  3. Step 3: Cross multiply
    69,076,324.13x = 151,131,490.88 × 151,131,490.88
  4. Step 4: Simplify right side
    69,076,324.13x = 22,840,727,534,100,208
  5. Step 5: Solve for x
    x = 22,840,727,534,100,208/69,076,324.13
  6. Step 6: Final answer
    x = 330,659,279.04

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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.