Home / 827,367,558.30-1,241,416,868.54-433,800,289.85

Finding the Fourth Proportional to 827,367,558.30, 1,241,416,868.54 and 433,800,289.85

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Solution

The fourth proportional to 827,367,558.30, 1,241,416,868.54 and 433,800,289.85 is: 650,892,087.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,367,558.30 : 1,241,416,868.54 = 433,800,289.85 : x
  2. Step 2: Convert to fraction form
    827,367,558.30/1,241,416,868.54 = 433,800,289.85/x
  3. Step 3: Cross multiply
    827,367,558.30x = 1,241,416,868.54 × 433,800,289.85
  4. Step 4: Simplify right side
    827,367,558.30x = 538,526,997,388,955,328
  5. Step 5: Solve for x
    x = 538,526,997,388,955,328/827,367,558.30
  6. Step 6: Final answer
    x = 650,892,087.79

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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.