Home / 39,570,738.75-85,909,513.38

Finding the Third Proportional to 39,570,738.75 and 85,909,513.38

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Solution

The third proportional to 39,570,738.75 and 85,909,513.38 is: 186,512,678.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,570,738.75 : 85,909,513.38 = 85,909,513.38 : x
  2. Step 2: Convert to fraction form
    39,570,738.75/85,909,513.38 = 85,909,513.38/x
  3. Step 3: Cross multiply
    39,570,738.75x = 85,909,513.38 × 85,909,513.38
  4. Step 4: Simplify right side
    39,570,738.75x = 7,380,444,488,329,304
  5. Step 5: Solve for x
    x = 7,380,444,488,329,304/39,570,738.75
  6. Step 6: Final answer
    x = 186,512,678.85

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.