Home / 469,120,331.20-705,192,151.20-333,743,281.60

Finding the Fourth Proportional to 469,120,331.20, 705,192,151.20 and 333,743,281.60

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Solution

The fourth proportional to 469,120,331.20, 705,192,151.20 and 333,743,281.60 is: 501,690,349.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,120,331.20 : 705,192,151.20 = 333,743,281.60 : x
  2. Step 2: Convert to fraction form
    469,120,331.20/705,192,151.20 = 333,743,281.60/x
  3. Step 3: Cross multiply
    469,120,331.20x = 705,192,151.20 × 333,743,281.60
  4. Step 4: Simplify right side
    469,120,331.20x = 235,353,142,700,051,424
  5. Step 5: Solve for x
    x = 235,353,142,700,051,424/469,120,331.20
  6. Step 6: Final answer
    x = 501,690,349.04

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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.