Home / 78,900,594.99-108,873,391.19-43,613,633.37

Finding the Fourth Proportional to 78,900,594.99, 108,873,391.19 and 43,613,633.37

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Solution

The fourth proportional to 78,900,594.99, 108,873,391.19 and 43,613,633.37 is: 60,181,601.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,900,594.99 : 108,873,391.19 = 43,613,633.37 : x
  2. Step 2: Convert to fraction form
    78,900,594.99/108,873,391.19 = 43,613,633.37/x
  3. Step 3: Cross multiply
    78,900,594.99x = 108,873,391.19 × 43,613,633.37
  4. Step 4: Simplify right side
    78,900,594.99x = 4,748,364,166,891,180
  5. Step 5: Solve for x
    x = 4,748,364,166,891,180/78,900,594.99
  6. Step 6: Final answer
    x = 60,181,601.51

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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.