Home / 490,411,638.75-735,962,232.54-443,523,922.77

Finding the Fourth Proportional to 490,411,638.75, 735,962,232.54 and 443,523,922.77

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Solution

The fourth proportional to 490,411,638.75, 735,962,232.54 and 443,523,922.77 is: 665,597,695.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,411,638.75 : 735,962,232.54 = 443,523,922.77 : x
  2. Step 2: Convert to fraction form
    490,411,638.75/735,962,232.54 = 443,523,922.77/x
  3. Step 3: Cross multiply
    490,411,638.75x = 735,962,232.54 × 443,523,922.77
  4. Step 4: Simplify right side
    490,411,638.75x = 326,416,856,386,707,712
  5. Step 5: Solve for x
    x = 326,416,856,386,707,712/490,411,638.75
  6. Step 6: Final answer
    x = 665,597,695.07

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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.