Home / 202,371,964.93-279,274,202.88-109,552,472.78

Finding the Fourth Proportional to 202,371,964.93, 279,274,202.88 and 109,552,472.78

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Solution

The fourth proportional to 202,371,964.93, 279,274,202.88 and 109,552,472.78 is: 151,182,894.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,371,964.93 : 279,274,202.88 = 109,552,472.78 : x
  2. Step 2: Convert to fraction form
    202,371,964.93/279,274,202.88 = 109,552,472.78/x
  3. Step 3: Cross multiply
    202,371,964.93x = 279,274,202.88 × 109,552,472.78
  4. Step 4: Simplify right side
    202,371,964.93x = 30,595,179,509,167,396
  5. Step 5: Solve for x
    x = 30,595,179,509,167,396/202,371,964.93
  6. Step 6: Final answer
    x = 151,182,894.92

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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.