Home / 194,826,757.86-268,758,993.06-120,463,547.22

Finding the Fourth Proportional to 194,826,757.86, 268,758,993.06 and 120,463,547.22

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Solution

The fourth proportional to 194,826,757.86, 268,758,993.06 and 120,463,547.22 is: 166,176,668.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,826,757.86 : 268,758,993.06 = 120,463,547.22 : x
  2. Step 2: Convert to fraction form
    194,826,757.86/268,758,993.06 = 120,463,547.22/x
  3. Step 3: Cross multiply
    194,826,757.86x = 268,758,993.06 × 120,463,547.22
  4. Step 4: Simplify right side
    194,826,757.86x = 32,375,661,651,282,964
  5. Step 5: Solve for x
    x = 32,375,661,651,282,964/194,826,757.86
  6. Step 6: Final answer
    x = 166,176,668.99

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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.