Home / 377,887,310.40-566,830,965.60-313,317,228.90

Finding the Fourth Proportional to 377,887,310.40, 566,830,965.60 and 313,317,228.90

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Solution

The fourth proportional to 377,887,310.40, 566,830,965.60 and 313,317,228.90 is: 469,975,843.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,887,310.40 : 566,830,965.60 = 313,317,228.90 : x
  2. Step 2: Convert to fraction form
    377,887,310.40/566,830,965.60 = 313,317,228.90/x
  3. Step 3: Cross multiply
    377,887,310.40x = 566,830,965.60 × 313,317,228.90
  4. Step 4: Simplify right side
    377,887,310.40x = 177,597,907,396,503,232
  5. Step 5: Solve for x
    x = 177,597,907,396,503,232/377,887,310.40
  6. Step 6: Final answer
    x = 469,975,843.35

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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.