Home / 658,287,322.24-987,569,077.44-249,334,418.56

Finding the Fourth Proportional to 658,287,322.24, 987,569,077.44 and 249,334,418.56

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Solution

The fourth proportional to 658,287,322.24, 987,569,077.44 and 249,334,418.56 is: 374,053,932.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,287,322.24 : 987,569,077.44 = 249,334,418.56 : x
  2. Step 2: Convert to fraction form
    658,287,322.24/987,569,077.44 = 249,334,418.56/x
  3. Step 3: Cross multiply
    658,287,322.24x = 987,569,077.44 × 249,334,418.56
  4. Step 4: Simplify right side
    658,287,322.24x = 246,234,961,711,338,016
  5. Step 5: Solve for x
    x = 246,234,961,711,338,016/658,287,322.24
  6. Step 6: Final answer
    x = 374,053,932.67

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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.