Home / 195,761,741.37-270,158,141.12-107,662,552.66

Finding the Fourth Proportional to 195,761,741.37, 270,158,141.12 and 107,662,552.66

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Solution

The fourth proportional to 195,761,741.37, 270,158,141.12 and 107,662,552.66 is: 148,578,138.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,761,741.37 : 270,158,141.12 = 107,662,552.66 : x
  2. Step 2: Convert to fraction form
    195,761,741.37/270,158,141.12 = 107,662,552.66/x
  3. Step 3: Cross multiply
    195,761,741.37x = 270,158,141.12 × 107,662,552.66
  4. Step 4: Simplify right side
    195,761,741.37x = 29,085,915,094,859,712
  5. Step 5: Solve for x
    x = 29,085,915,094,859,712/195,761,741.37
  6. Step 6: Final answer
    x = 148,578,138.36

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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.