Home / 653,324,228.62-901,576,082.52-355,968,913.95

Finding the Fourth Proportional to 653,324,228.62, 901,576,082.52 and 355,968,913.95

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Solution

The fourth proportional to 653,324,228.62, 901,576,082.52 and 355,968,913.95 is: 491,230,915.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,324,228.62 : 901,576,082.52 = 355,968,913.95 : x
  2. Step 2: Convert to fraction form
    653,324,228.62/901,576,082.52 = 355,968,913.95/x
  3. Step 3: Cross multiply
    653,324,228.62x = 901,576,082.52 × 355,968,913.95
  4. Step 4: Simplify right side
    653,324,228.62x = 320,933,058,937,939,968
  5. Step 5: Solve for x
    x = 320,933,058,937,939,968/653,324,228.62
  6. Step 6: Final answer
    x = 491,230,915.49

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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.