Home / 93,730,540-140,618,257.28-39,112,742.84

Finding the Fourth Proportional to 93,730,540, 140,618,257.28 and 39,112,742.84

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Solution

The fourth proportional to 93,730,540, 140,618,257.28 and 39,112,742.84 is: 58,678,481.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,730,540 : 140,618,257.28 = 39,112,742.84 : x
  2. Step 2: Convert to fraction form
    93,730,540/140,618,257.28 = 39,112,742.84/x
  3. Step 3: Cross multiply
    93,730,540x = 140,618,257.28 × 39,112,742.84
  4. Step 4: Simplify right side
    93,730,540x = 5,499,965,735,601,598
  5. Step 5: Solve for x
    x = 5,499,965,735,601,598/93,730,540
  6. Step 6: Final answer
    x = 58,678,481.27

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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.