Home / 93,312,768.30-139,969,152.45-54,954,537.90

Finding the Fourth Proportional to 93,312,768.30, 139,969,152.45 and 54,954,537.90

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Solution

The fourth proportional to 93,312,768.30, 139,969,152.45 and 54,954,537.90 is: 82,431,806.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,768.30 : 139,969,152.45 = 54,954,537.90 : x
  2. Step 2: Convert to fraction form
    93,312,768.30/139,969,152.45 = 54,954,537.90/x
  3. Step 3: Cross multiply
    93,312,768.30x = 139,969,152.45 × 54,954,537.90
  4. Step 4: Simplify right side
    93,312,768.30x = 7,691,940,093,144,402
  5. Step 5: Solve for x
    x = 7,691,940,093,144,402/93,312,768.30
  6. Step 6: Final answer
    x = 82,431,806.85

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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.