Home / 12,125,004,753.60-18,190,152,525.60-6,887,122,257.60

Finding the Fourth Proportional to 12,125,004,753.60, 18,190,152,525.60 and 6,887,122,257.60

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Solution

The fourth proportional to 12,125,004,753.60, 18,190,152,525.60 and 6,887,122,257.60 is: 10,332,185,996.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,125,004,753.60 : 18,190,152,525.60 = 6,887,122,257.60 : x
  2. Step 2: Convert to fraction form
    12,125,004,753.60/18,190,152,525.60 = 6,887,122,257.60/x
  3. Step 3: Cross multiply
    12,125,004,753.60x = 18,190,152,525.60 × 6,887,122,257.60
  4. Step 4: Simplify right side
    12,125,004,753.60x = 125,277,804,328,198,602,752
  5. Step 5: Solve for x
    x = 125,277,804,328,198,602,752/12,125,004,753.60
  6. Step 6: Final answer
    x = 10,332,185,996.96

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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.