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Finding the Third Proportional to 214,621,009.13 and 464,896,660.50

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Solution

The third proportional to 214,621,009.13 and 464,896,660.50 is: 1,007,025,853.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,621,009.13 : 464,896,660.50 = 464,896,660.50 : x
  2. Step 2: Convert to fraction form
    214,621,009.13/464,896,660.50 = 464,896,660.50/x
  3. Step 3: Cross multiply
    214,621,009.13x = 464,896,660.50 × 464,896,660.50
  4. Step 4: Simplify right side
    214,621,009.13x = 216,128,904,944,052,256
  5. Step 5: Solve for x
    x = 216,128,904,944,052,256/214,621,009.13
  6. Step 6: Final answer
    x = 1,007,025,853.74

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.