Home / 87,444,561,689.52-120,673,552,070.52-47,346,568,240.56

Finding the Fourth Proportional to 87,444,561,689.52, 120,673,552,070.52 and 47,346,568,240.56

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Solution

The fourth proportional to 87,444,561,689.52, 120,673,552,070.52 and 47,346,568,240.56 is: 65,338,295,001.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,444,561,689.52 : 120,673,552,070.52 = 47,346,568,240.56 : x
  2. Step 2: Convert to fraction form
    87,444,561,689.52/120,673,552,070.52 = 47,346,568,240.56/x
  3. Step 3: Cross multiply
    87,444,561,689.52x = 120,673,552,070.52 × 47,346,568,240.56
  4. Step 4: Simplify right side
    87,444,561,689.52x = 5,713,478,567,937,645,215,744
  5. Step 5: Solve for x
    x = 5,713,478,567,937,645,215,744/87,444,561,689.52
  6. Step 6: Final answer
    x = 65,338,295,001.40

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Double scale
Find fourth proportional to 87,444,561,690.52, 120,673,552,071.90 and 47,346,568,241.56
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.