Home / 197,278,322.65-272,244,614.82-109,178,395.63

Finding the Fourth Proportional to 197,278,322.65, 272,244,614.82 and 109,178,395.63

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Solution

The fourth proportional to 197,278,322.65, 272,244,614.82 and 109,178,395.63 is: 150,666,479.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,278,322.65 : 272,244,614.82 = 109,178,395.63 : x
  2. Step 2: Convert to fraction form
    197,278,322.65/272,244,614.82 = 109,178,395.63/x
  3. Step 3: Cross multiply
    197,278,322.65x = 272,244,614.82 × 109,178,395.63
  4. Step 4: Simplify right side
    197,278,322.65x = 29,723,230,264,954,920
  5. Step 5: Solve for x
    x = 29,723,230,264,954,920/197,278,322.65
  6. Step 6: Final answer
    x = 150,666,479.04

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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.