Home / 490,411,646.25-735,962,243.79-443,523,930.27

Finding the Fourth Proportional to 490,411,646.25, 735,962,243.79 and 443,523,930.27

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Solution

The fourth proportional to 490,411,646.25, 735,962,243.79 and 443,523,930.27 is: 665,597,706.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,411,646.25 : 735,962,243.79 = 443,523,930.27 : x
  2. Step 2: Convert to fraction form
    490,411,646.25/735,962,243.79 = 443,523,930.27/x
  3. Step 3: Cross multiply
    490,411,646.25x = 735,962,243.79 × 443,523,930.27
  4. Step 4: Simplify right side
    490,411,646.25x = 326,416,866,896,068,672
  5. Step 5: Solve for x
    x = 326,416,866,896,068,672/490,411,646.25
  6. Step 6: Final answer
    x = 665,597,706.32

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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.