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Finding the Third Proportional to 59,118,754 and 138,128,085

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Solution

The third proportional to 59,118,754 and 138,128,085 is: 322,729,532.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,118,754 : 138,128,085 = 138,128,085 : x
  2. Step 2: Convert to fraction form
    59,118,754/138,128,085 = 138,128,085/x
  3. Step 3: Cross multiply
    59,118,754x = 138,128,085 × 138,128,085
  4. Step 4: Simplify right side
    59,118,754x = 19,079,367,865,767,224
  5. Step 5: Solve for x
    x = 19,079,367,865,767,224/59,118,754
  6. Step 6: Final answer
    x = 322,729,532.93

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.