Home / 13,356,398,200.80-20,054,366,906.40-7,472,708,601.60

Finding the Fourth Proportional to 13,356,398,200.80, 20,054,366,906.40 and 7,472,708,601.60

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Solution

The fourth proportional to 13,356,398,200.80, 20,054,366,906.40 and 7,472,708,601.60 is: 11,220,123,706.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,356,398,200.80 : 20,054,366,906.40 = 7,472,708,601.60 : x
  2. Step 2: Convert to fraction form
    13,356,398,200.80/20,054,366,906.40 = 7,472,708,601.60/x
  3. Step 3: Cross multiply
    13,356,398,200.80x = 20,054,366,906.40 × 7,472,708,601.60
  4. Step 4: Simplify right side
    13,356,398,200.80x = 149,860,440,081,097,687,040
  5. Step 5: Solve for x
    x = 149,860,440,081,097,687,040/13,356,398,200.80
  6. Step 6: Final answer
    x = 11,220,123,706.11

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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.