Home / 230,278,601.66-345,573,323.34-90,201,684.06

Finding the Fourth Proportional to 230,278,601.66, 345,573,323.34 and 90,201,684.06

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Solution

The fourth proportional to 230,278,601.66, 345,573,323.34 and 90,201,684.06 is: 135,363,405.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,278,601.66 : 345,573,323.34 = 90,201,684.06 : x
  2. Step 2: Convert to fraction form
    230,278,601.66/345,573,323.34 = 90,201,684.06/x
  3. Step 3: Cross multiply
    230,278,601.66x = 345,573,323.34 × 90,201,684.06
  4. Step 4: Simplify right side
    230,278,601.66x = 31,171,295,731,478,904
  5. Step 5: Solve for x
    x = 31,171,295,731,478,904/230,278,601.66
  6. Step 6: Final answer
    x = 135,363,405.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.