Home / 202,302,192.35-279,177,022.05-109,482,700.19

Finding the Fourth Proportional to 202,302,192.35, 279,177,022.05 and 109,482,700.19

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Solution

The fourth proportional to 202,302,192.35, 279,177,022.05 and 109,482,700.19 is: 151,086,124.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,302,192.35 : 279,177,022.05 = 109,482,700.19 : x
  2. Step 2: Convert to fraction form
    202,302,192.35/279,177,022.05 = 109,482,700.19/x
  3. Step 3: Cross multiply
    202,302,192.35x = 279,177,022.05 × 109,482,700.19
  4. Step 4: Simplify right side
    202,302,192.35x = 30,565,054,203,641,288
  5. Step 5: Solve for x
    x = 30,565,054,203,641,288/202,302,192.35
  6. Step 6: Final answer
    x = 151,086,124.42

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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.