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Finding the Third Proportional to 29,315,668.50 and 64,412,671.50

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Solution

The third proportional to 29,315,668.50 and 64,412,671.50 is: 141,528,147.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,315,668.50 : 64,412,671.50 = 64,412,671.50 : x
  2. Step 2: Convert to fraction form
    29,315,668.50/64,412,671.50 = 64,412,671.50/x
  3. Step 3: Cross multiply
    29,315,668.50x = 64,412,671.50 × 64,412,671.50
  4. Step 4: Simplify right side
    29,315,668.50x = 4,148,992,249,766,912
  5. Step 5: Solve for x
    x = 4,148,992,249,766,912/29,315,668.50
  6. Step 6: Final answer
    x = 141,528,147.30

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.