Home / 13,112,940,023.16-18,095,631,245.46-7,397,236,809.96

Finding the Fourth Proportional to 13,112,940,023.16, 18,095,631,245.46 and 7,397,236,809.96

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Solution

The fourth proportional to 13,112,940,023.16, 18,095,631,245.46 and 7,397,236,809.96 is: 10,208,059,314.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,112,940,023.16 : 18,095,631,245.46 = 7,397,236,809.96 : x
  2. Step 2: Convert to fraction form
    13,112,940,023.16/18,095,631,245.46 = 7,397,236,809.96/x
  3. Step 3: Cross multiply
    13,112,940,023.16x = 18,095,631,245.46 × 7,397,236,809.96
  4. Step 4: Simplify right side
    13,112,940,023.16x = 133,857,669,548,379,029,504
  5. Step 5: Solve for x
    x = 133,857,669,548,379,029,504/13,112,940,023.16
  6. Step 6: Final answer
    x = 10,208,059,314.84

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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.