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Finding the Third Proportional to 87,851,729,666 and 123,714,594,348.50

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Solution

The third proportional to 87,851,729,666 and 123,714,594,348.50 is: 174,217,410,550.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,851,729,666 : 123,714,594,348.50 = 123,714,594,348.50 : x
  2. Step 2: Convert to fraction form
    87,851,729,666/123,714,594,348.50 = 123,714,594,348.50/x
  3. Step 3: Cross multiply
    87,851,729,666x = 123,714,594,348.50 × 123,714,594,348.50
  4. Step 4: Simplify right side
    87,851,729,666x = 15,305,300,854,813,908,533,248
  5. Step 5: Solve for x
    x = 15,305,300,854,813,908,533,248/87,851,729,666
  6. Step 6: Final answer
    x = 174,217,410,550.74

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.