Home / 310,347,143.82-464,993,922.11-187,266,851.64

Finding the Fourth Proportional to 310,347,143.82, 464,993,922.11 and 187,266,851.64

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Solution

The fourth proportional to 310,347,143.82, 464,993,922.11 and 187,266,851.64 is: 280,582,404.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,347,143.82 : 464,993,922.11 = 187,266,851.64 : x
  2. Step 2: Convert to fraction form
    310,347,143.82/464,993,922.11 = 187,266,851.64/x
  3. Step 3: Cross multiply
    310,347,143.82x = 464,993,922.11 × 187,266,851.64
  4. Step 4: Simplify right side
    310,347,143.82x = 87,077,947,824,338,752
  5. Step 5: Solve for x
    x = 87,077,947,824,338,752/310,347,143.82
  6. Step 6: Final answer
    x = 280,582,404.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.