Home / 439,262,069.80-658,890,250.66-111,734,784.68

Finding the Fourth Proportional to 439,262,069.80, 658,890,250.66 and 111,734,784.68

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Solution

The fourth proportional to 439,262,069.80, 658,890,250.66 and 111,734,784.68 is: 167,601,451.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,262,069.80 : 658,890,250.66 = 111,734,784.68 : x
  2. Step 2: Convert to fraction form
    439,262,069.80/658,890,250.66 = 111,734,784.68/x
  3. Step 3: Cross multiply
    439,262,069.80x = 658,890,250.66 × 111,734,784.68
  4. Step 4: Simplify right side
    439,262,069.80x = 73,620,960,285,246,336
  5. Step 5: Solve for x
    x = 73,620,960,285,246,336/439,262,069.80
  6. Step 6: Final answer
    x = 167,601,451.04

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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.