Home / 331,234,465.84-457,105,436.76-192,087,844.72

Finding the Fourth Proportional to 331,234,465.84, 457,105,436.76 and 192,087,844.72

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Solution

The fourth proportional to 331,234,465.84, 457,105,436.76 and 192,087,844.72 is: 265,082,312.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,234,465.84 : 457,105,436.76 = 192,087,844.72 : x
  2. Step 2: Convert to fraction form
    331,234,465.84/457,105,436.76 = 192,087,844.72/x
  3. Step 3: Cross multiply
    331,234,465.84x = 457,105,436.76 × 192,087,844.72
  4. Step 4: Simplify right side
    331,234,465.84x = 87,804,398,157,022,656
  5. Step 5: Solve for x
    x = 87,804,398,157,022,656/331,234,465.84
  6. Step 6: Final answer
    x = 265,082,312.42

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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.