Home / 580,097,771.43-800,535,010.94-315,781,771.04

Finding the Fourth Proportional to 580,097,771.43, 800,535,010.94 and 315,781,771.04

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Solution

The fourth proportional to 580,097,771.43, 800,535,010.94 and 315,781,771.04 is: 435,778,891.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,097,771.43 : 800,535,010.94 = 315,781,771.04 : x
  2. Step 2: Convert to fraction form
    580,097,771.43/800,535,010.94 = 315,781,771.04/x
  3. Step 3: Cross multiply
    580,097,771.43x = 800,535,010.94 × 315,781,771.04
  4. Step 4: Simplify right side
    580,097,771.43x = 252,794,363,529,366,880
  5. Step 5: Solve for x
    x = 252,794,363,529,366,880/580,097,771.43
  6. Step 6: Final answer
    x = 435,778,891.04

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.