Home / 87,749,523.96-121,133,451.23-57,998,091.33

Finding the Fourth Proportional to 87,749,523.96, 121,133,451.23 and 57,998,091.33

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Solution

The fourth proportional to 87,749,523.96, 121,133,451.23 and 57,998,091.33 is: 80,063,214.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,749,523.96 : 121,133,451.23 = 57,998,091.33 : x
  2. Step 2: Convert to fraction form
    87,749,523.96/121,133,451.23 = 57,998,091.33/x
  3. Step 3: Cross multiply
    87,749,523.96x = 121,133,451.23 × 57,998,091.33
  4. Step 4: Simplify right side
    87,749,523.96x = 7,025,508,967,265,650
  5. Step 5: Solve for x
    x = 7,025,508,967,265,650/87,749,523.96
  6. Step 6: Final answer
    x = 80,063,214.59

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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.