Home / 902,354,357.64-1,352,576,239.72-303,522,140.74

Finding the Fourth Proportional to 902,354,357.64, 1,352,576,239.72 and 303,522,140.74

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Solution

The fourth proportional to 902,354,357.64, 1,352,576,239.72 and 303,522,140.74 is: 454,961,880.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,354,357.64 : 1,352,576,239.72 = 303,522,140.74 : x
  2. Step 2: Convert to fraction form
    902,354,357.64/1,352,576,239.72 = 303,522,140.74/x
  3. Step 3: Cross multiply
    902,354,357.64x = 1,352,576,239.72 × 303,522,140.74
  4. Step 4: Simplify right side
    902,354,357.64x = 410,536,835,793,873,856
  5. Step 5: Solve for x
    x = 410,536,835,793,873,856/902,354,357.64
  6. Step 6: Final answer
    x = 454,961,880.90

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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.