Home / 93,889,621.92-140,735,034.04-31,581,621.08

Finding the Fourth Proportional to 93,889,621.92, 140,735,034.04 and 31,581,621.08

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Solution

The fourth proportional to 93,889,621.92, 140,735,034.04 and 31,581,621.08 is: 47,338,996.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,889,621.92 : 140,735,034.04 = 31,581,621.08 : x
  2. Step 2: Convert to fraction form
    93,889,621.92/140,735,034.04 = 31,581,621.08/x
  3. Step 3: Cross multiply
    93,889,621.92x = 140,735,034.04 × 31,581,621.08
  4. Step 4: Simplify right side
    93,889,621.92x = 4,444,640,517,732,181
  5. Step 5: Solve for x
    x = 4,444,640,517,732,181/93,889,621.92
  6. Step 6: Final answer
    x = 47,338,996.87

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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.