Home / 190,109,712.92-262,344,615.84-107,601,726.20

Finding the Fourth Proportional to 190,109,712.92, 262,344,615.84 and 107,601,726.20

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Solution

The fourth proportional to 190,109,712.92, 262,344,615.84 and 107,601,726.20 is: 148,486,540.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,109,712.92 : 262,344,615.84 = 107,601,726.20 : x
  2. Step 2: Convert to fraction form
    190,109,712.92/262,344,615.84 = 107,601,726.20/x
  3. Step 3: Cross multiply
    190,109,712.92x = 262,344,615.84 × 107,601,726.20
  4. Step 4: Simplify right side
    190,109,712.92x = 28,228,733,523,659,864
  5. Step 5: Solve for x
    x = 28,228,733,523,659,864/190,109,712.92
  6. Step 6: Final answer
    x = 148,486,540.17

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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.