Home / 66,541,217.63-145,605,197.25

Finding the Third Proportional to 66,541,217.63 and 145,605,197.25

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Solution

The third proportional to 66,541,217.63 and 145,605,197.25 is: 318,612,646.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,541,217.63 : 145,605,197.25 = 145,605,197.25 : x
  2. Step 2: Convert to fraction form
    66,541,217.63/145,605,197.25 = 145,605,197.25/x
  3. Step 3: Cross multiply
    66,541,217.63x = 145,605,197.25 × 145,605,197.25
  4. Step 4: Simplify right side
    66,541,217.63x = 21,200,873,466,211,408
  5. Step 5: Solve for x
    x = 21,200,873,466,211,408/66,541,217.63
  6. Step 6: Final answer
    x = 318,612,646.76

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.