Home / 173,016,145.80-259,524,218.70-91,022,891.40

Finding the Fourth Proportional to 173,016,145.80, 259,524,218.70 and 91,022,891.40

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Solution

The fourth proportional to 173,016,145.80, 259,524,218.70 and 91,022,891.40 is: 136,534,337.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,016,145.80 : 259,524,218.70 = 91,022,891.40 : x
  2. Step 2: Convert to fraction form
    173,016,145.80/259,524,218.70 = 91,022,891.40/x
  3. Step 3: Cross multiply
    173,016,145.80x = 259,524,218.70 × 91,022,891.40
  4. Step 4: Simplify right side
    173,016,145.80x = 23,622,644,774,399,948
  5. Step 5: Solve for x
    x = 23,622,644,774,399,948/173,016,145.80
  6. Step 6: Final answer
    x = 136,534,337.10

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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.