Home / 295,245,344.40-442,868,016.60-279,461,546.70

Finding the Fourth Proportional to 295,245,344.40, 442,868,016.60 and 279,461,546.70

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Solution

The fourth proportional to 295,245,344.40, 442,868,016.60 and 279,461,546.70 is: 419,192,320.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,245,344.40 : 442,868,016.60 = 279,461,546.70 : x
  2. Step 2: Convert to fraction form
    295,245,344.40/442,868,016.60 = 279,461,546.70/x
  3. Step 3: Cross multiply
    295,245,344.40x = 442,868,016.60 × 279,461,546.70
  4. Step 4: Simplify right side
    295,245,344.40x = 123,764,580,902,997,280
  5. Step 5: Solve for x
    x = 123,764,580,902,997,280/295,245,344.40
  6. Step 6: Final answer
    x = 419,192,320.05

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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.