Home / 782,308,397,135.10-1,173,461,131,093.60-245,127,481,252.86

Finding the Fourth Proportional to 782,308,397,135.10, 1,173,461,131,093.60 and 245,127,481,252.86

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Solution

The fourth proportional to 782,308,397,135.10, 1,173,461,131,093.60 and 245,127,481,252.86 is: 367,690,762,960.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,308,397,135.10 : 1,173,461,131,093.60 = 245,127,481,252.86 : x
  2. Step 2: Convert to fraction form
    782,308,397,135.10/1,173,461,131,093.60 = 245,127,481,252.86/x
  3. Step 3: Cross multiply
    782,308,397,135.10x = 1,173,461,131,093.60 × 245,127,481,252.86
  4. Step 4: Simplify right side
    782,308,397,135.10x = 287,647,571,413,106,331,484,160
  5. Step 5: Solve for x
    x = 287,647,571,413,106,331,484,160/782,308,397,135.10
  6. Step 6: Final answer
    x = 367,690,762,960.62

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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.