Home / 311,685,751.80-466,596,539.19-188,491,232.61

Finding the Fourth Proportional to 311,685,751.80, 466,596,539.19 and 188,491,232.61

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Solution

The fourth proportional to 311,685,751.80, 466,596,539.19 and 188,491,232.61 is: 282,173,170.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,685,751.80 : 466,596,539.19 = 188,491,232.61 : x
  2. Step 2: Convert to fraction form
    311,685,751.80/466,596,539.19 = 188,491,232.61/x
  3. Step 3: Cross multiply
    311,685,751.80x = 466,596,539.19 × 188,491,232.61
  4. Step 4: Simplify right side
    311,685,751.80x = 87,949,356,803,483,280
  5. Step 5: Solve for x
    x = 87,949,356,803,483,280/311,685,751.80
  6. Step 6: Final answer
    x = 282,173,170.56

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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.