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Finding the Third Proportional to 65,087,240 and 139,001,653

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Solution

The third proportional to 65,087,240 and 139,001,653 is: 296,854,798.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,087,240 : 139,001,653 = 139,001,653 : x
  2. Step 2: Convert to fraction form
    65,087,240/139,001,653 = 139,001,653/x
  3. Step 3: Cross multiply
    65,087,240x = 139,001,653 × 139,001,653
  4. Step 4: Simplify right side
    65,087,240x = 19,321,459,536,732,408
  5. Step 5: Solve for x
    x = 19,321,459,536,732,408/65,087,240
  6. Step 6: Final answer
    x = 296,854,798.83

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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.