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Finding the Fourth Proportional to 93,312,791.55, 139,969,187.33 and 93,312,791.55

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Solution

The fourth proportional to 93,312,791.55, 139,969,187.33 and 93,312,791.55 is: 139,969,187.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,791.55 : 139,969,187.33 = 93,312,791.55 : x
  2. Step 2: Convert to fraction form
    93,312,791.55/139,969,187.33 = 93,312,791.55/x
  3. Step 3: Cross multiply
    93,312,791.55x = 139,969,187.33 × 93,312,791.55
  4. Step 4: Simplify right side
    93,312,791.55x = 13,060,915,600,280,626
  5. Step 5: Solve for x
    x = 13,060,915,600,280,626/93,312,791.55
  6. Step 6: Final answer
    x = 139,969,187.33

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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.