Home / 554,977,868.72-832,194,396.50-274,534,760.98

Finding the Fourth Proportional to 554,977,868.72, 832,194,396.50 and 274,534,760.98

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Solution

The fourth proportional to 554,977,868.72, 832,194,396.50 and 274,534,760.98 is: 411,667,388.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,977,868.72 : 832,194,396.50 = 274,534,760.98 : x
  2. Step 2: Convert to fraction form
    554,977,868.72/832,194,396.50 = 274,534,760.98/x
  3. Step 3: Cross multiply
    554,977,868.72x = 832,194,396.50 × 274,534,760.98
  4. Step 4: Simplify right side
    554,977,868.72x = 228,466,289,726,489,216
  5. Step 5: Solve for x
    x = 228,466,289,726,489,216/554,977,868.72
  6. Step 6: Final answer
    x = 411,667,388.20

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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.