Home / 137,054,174.80-189,177,112.56-88,161,602.80

Finding the Fourth Proportional to 137,054,174.80, 189,177,112.56 and 88,161,602.80

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Solution

The fourth proportional to 137,054,174.80, 189,177,112.56 and 88,161,602.80 is: 121,690,254.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,054,174.80 : 189,177,112.56 = 88,161,602.80 : x
  2. Step 2: Convert to fraction form
    137,054,174.80/189,177,112.56 = 88,161,602.80/x
  3. Step 3: Cross multiply
    137,054,174.80x = 189,177,112.56 × 88,161,602.80
  4. Step 4: Simplify right side
    137,054,174.80x = 16,678,157,456,365,610
  5. Step 5: Solve for x
    x = 16,678,157,456,365,610/137,054,174.80
  6. Step 6: Final answer
    x = 121,690,254.83

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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.