Home / 67,422,749.63-145,078,198.88

Finding the Third Proportional to 67,422,749.63 and 145,078,198.88

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Solution

The third proportional to 67,422,749.63 and 145,078,198.88 is: 312,174,806.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,422,749.63 : 145,078,198.88 = 145,078,198.88 : x
  2. Step 2: Convert to fraction form
    67,422,749.63/145,078,198.88 = 145,078,198.88/x
  3. Step 3: Cross multiply
    67,422,749.63x = 145,078,198.88 × 145,078,198.88
  4. Step 4: Simplify right side
    67,422,749.63x = 21,047,683,788,814,052
  5. Step 5: Solve for x
    x = 21,047,683,788,814,052/67,422,749.63
  6. Step 6: Final answer
    x = 312,174,806.07

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.