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Finding the Third Proportional to 136,999,528 and 187,863,320

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Solution

The third proportional to 136,999,528 and 187,863,320 is: 257,611,303.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,999,528 : 187,863,320 = 187,863,320 : x
  2. Step 2: Convert to fraction form
    136,999,528/187,863,320 = 187,863,320/x
  3. Step 3: Cross multiply
    136,999,528x = 187,863,320 × 187,863,320
  4. Step 4: Simplify right side
    136,999,528x = 35,292,627,001,422,400
  5. Step 5: Solve for x
    x = 35,292,627,001,422,400/136,999,528
  6. Step 6: Final answer
    x = 257,611,303.61

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.