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Finding the Third Proportional to 141,809,532 and 308,465,556

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Solution

The third proportional to 141,809,532 and 308,465,556 is: 670,977,457.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,809,532 : 308,465,556 = 308,465,556 : x
  2. Step 2: Convert to fraction form
    141,809,532/308,465,556 = 308,465,556/x
  3. Step 3: Cross multiply
    141,809,532x = 308,465,556 × 308,465,556
  4. Step 4: Simplify right side
    141,809,532x = 95,150,999,238,389,136
  5. Step 5: Solve for x
    x = 95,150,999,238,389,136/141,809,532
  6. Step 6: Final answer
    x = 670,977,457.55

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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.