Home / 113,786,166.33-157,024,909.73-61,575,201.97

Finding the Fourth Proportional to 113,786,166.33, 157,024,909.73 and 61,575,201.97

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Solution

The fourth proportional to 113,786,166.33, 157,024,909.73 and 61,575,201.97 is: 84,973,778.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,786,166.33 : 157,024,909.73 = 61,575,201.97 : x
  2. Step 2: Convert to fraction form
    113,786,166.33/157,024,909.73 = 61,575,201.97/x
  3. Step 3: Cross multiply
    113,786,166.33x = 157,024,909.73 × 61,575,201.97
  4. Step 4: Simplify right side
    113,786,166.33x = 9,668,840,530,707,144
  5. Step 5: Solve for x
    x = 9,668,840,530,707,144/113,786,166.33
  6. Step 6: Final answer
    x = 84,973,778.82

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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.