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Finding the Third Proportional to 61,571,269.69 and 133,859,659.50

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Solution

The third proportional to 61,571,269.69 and 133,859,659.50 is: 291,018,985.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,571,269.69 : 133,859,659.50 = 133,859,659.50 : x
  2. Step 2: Convert to fraction form
    61,571,269.69/133,859,659.50 = 133,859,659.50/x
  3. Step 3: Cross multiply
    61,571,269.69x = 133,859,659.50 × 133,859,659.50
  4. Step 4: Simplify right side
    61,571,269.69x = 17,918,408,441,455,940
  5. Step 5: Solve for x
    x = 17,918,408,441,455,940/61,571,269.69
  6. Step 6: Final answer
    x = 291,018,985.52

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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.