Home / 669,352,844.80-1,004,029,267.20-474,207,709.60

Finding the Fourth Proportional to 669,352,844.80, 1,004,029,267.20 and 474,207,709.60

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Solution

The fourth proportional to 669,352,844.80, 1,004,029,267.20 and 474,207,709.60 is: 711,311,564.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,352,844.80 : 1,004,029,267.20 = 474,207,709.60 : x
  2. Step 2: Convert to fraction form
    669,352,844.80/1,004,029,267.20 = 474,207,709.60/x
  3. Step 3: Cross multiply
    669,352,844.80x = 1,004,029,267.20 × 474,207,709.60
  4. Step 4: Simplify right side
    669,352,844.80x = 476,118,419,170,278,464
  5. Step 5: Solve for x
    x = 476,118,419,170,278,464/669,352,844.80
  6. Step 6: Final answer
    x = 711,311,564.40

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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.