Home / 323,336,099.80-485,004,149.70-93,312,688.60

Finding the Fourth Proportional to 323,336,099.80, 485,004,149.70 and 93,312,688.60

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Solution

The fourth proportional to 323,336,099.80, 485,004,149.70 and 93,312,688.60 is: 139,969,032.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,336,099.80 : 485,004,149.70 = 93,312,688.60 : x
  2. Step 2: Convert to fraction form
    323,336,099.80/485,004,149.70 = 93,312,688.60/x
  3. Step 3: Cross multiply
    323,336,099.80x = 485,004,149.70 × 93,312,688.60
  4. Step 4: Simplify right side
    323,336,099.80x = 45,257,041,190,663,880
  5. Step 5: Solve for x
    x = 45,257,041,190,663,880/323,336,099.80
  6. Step 6: Final answer
    x = 139,969,032.90

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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.