Home / 56,644,850,359.34-78,170,143,169.18-31,270,530,198.68

Finding the Fourth Proportional to 56,644,850,359.34, 78,170,143,169.18 and 31,270,530,198.68

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Solution

The fourth proportional to 56,644,850,359.34, 78,170,143,169.18 and 31,270,530,198.68 is: 43,153,469,505.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,644,850,359.34 : 78,170,143,169.18 = 31,270,530,198.68 : x
  2. Step 2: Convert to fraction form
    56,644,850,359.34/78,170,143,169.18 = 31,270,530,198.68/x
  3. Step 3: Cross multiply
    56,644,850,359.34x = 78,170,143,169.18 × 31,270,530,198.68
  4. Step 4: Simplify right side
    56,644,850,359.34x = 2,444,421,822,607,420,030,976
  5. Step 5: Solve for x
    x = 2,444,421,822,607,420,030,976/56,644,850,359.34
  6. Step 6: Final answer
    x = 43,153,469,505.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.