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Finding the Third Proportional to 65,479,657.50 and 142,584,588

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Solution

The third proportional to 65,479,657.50 and 142,584,588 is: 310,483,675.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,479,657.50 : 142,584,588 = 142,584,588 : x
  2. Step 2: Convert to fraction form
    65,479,657.50/142,584,588 = 142,584,588/x
  3. Step 3: Cross multiply
    65,479,657.50x = 142,584,588 × 142,584,588
  4. Step 4: Simplify right side
    65,479,657.50x = 20,330,364,735,129,744
  5. Step 5: Solve for x
    x = 20,330,364,735,129,744/65,479,657.50
  6. Step 6: Final answer
    x = 310,483,675.56

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.