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Finding the Third Proportional to 65,087,235 and 139,001,643

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Solution

The third proportional to 65,087,235 and 139,001,643 is: 296,854,778.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,087,235 : 139,001,643 = 139,001,643 : x
  2. Step 2: Convert to fraction form
    65,087,235/139,001,643 = 139,001,643/x
  3. Step 3: Cross multiply
    65,087,235x = 139,001,643 × 139,001,643
  4. Step 4: Simplify right side
    65,087,235x = 19,321,456,756,699,448
  5. Step 5: Solve for x
    x = 19,321,456,756,699,448/65,087,235
  6. Step 6: Final answer
    x = 296,854,778.92

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.