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Finding the Third Proportional to 99,280,517.06 and 153,107,786.25

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Solution

The third proportional to 99,280,517.06 and 153,107,786.25 is: 236,118,776.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,280,517.06 : 153,107,786.25 = 153,107,786.25 : x
  2. Step 2: Convert to fraction form
    99,280,517.06/153,107,786.25 = 153,107,786.25/x
  3. Step 3: Cross multiply
    99,280,517.06x = 153,107,786.25 × 153,107,786.25
  4. Step 4: Simplify right side
    99,280,517.06x = 23,441,994,210,375,688
  5. Step 5: Solve for x
    x = 23,441,994,210,375,688/99,280,517.06
  6. Step 6: Final answer
    x = 236,118,776.41

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.