Home / 158,246,238.87-237,586,783.77-80,575,324.70

Finding the Fourth Proportional to 158,246,238.87, 237,586,783.77 and 80,575,324.70

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Solution

The fourth proportional to 158,246,238.87, 237,586,783.77 and 80,575,324.70 is: 120,973,695.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,246,238.87 : 237,586,783.77 = 80,575,324.70 : x
  2. Step 2: Convert to fraction form
    158,246,238.87/237,586,783.77 = 80,575,324.70/x
  3. Step 3: Cross multiply
    158,246,238.87x = 237,586,783.77 × 80,575,324.70
  4. Step 4: Simplify right side
    158,246,238.87x = 19,143,632,245,508,504
  5. Step 5: Solve for x
    x = 19,143,632,245,508,504/158,246,238.87
  6. Step 6: Final answer
    x = 120,973,695.06

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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.