Home / 136,967,378.80-205,448,189.78-33,337,162.28

Finding the Fourth Proportional to 136,967,378.80, 205,448,189.78 and 33,337,162.28

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Solution

The fourth proportional to 136,967,378.80, 205,448,189.78 and 33,337,162.28 is: 50,005,042.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,967,378.80 : 205,448,189.78 = 33,337,162.28 : x
  2. Step 2: Convert to fraction form
    136,967,378.80/205,448,189.78 = 33,337,162.28/x
  3. Step 3: Cross multiply
    136,967,378.80x = 205,448,189.78 × 33,337,162.28
  4. Step 4: Simplify right side
    136,967,378.80x = 6,849,059,641,634,171
  5. Step 5: Solve for x
    x = 6,849,059,641,634,171/136,967,378.80
  6. Step 6: Final answer
    x = 50,005,042.82

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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.