Home / 120,932,669,141.80-181,399,003,712.70-110,647,372,604.20

Finding the Fourth Proportional to 120,932,669,141.80, 181,399,003,712.70 and 110,647,372,604.20

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Solution

The fourth proportional to 120,932,669,141.80, 181,399,003,712.70 and 110,647,372,604.20 is: 165,971,058,906.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,932,669,141.80 : 181,399,003,712.70 = 110,647,372,604.20 : x
  2. Step 2: Convert to fraction form
    120,932,669,141.80/181,399,003,712.70 = 110,647,372,604.20/x
  3. Step 3: Cross multiply
    120,932,669,141.80x = 181,399,003,712.70 × 110,647,372,604.20
  4. Step 4: Simplify right side
    120,932,669,141.80x = 20,071,323,153,829,778,685,952
  5. Step 5: Solve for x
    x = 20,071,323,153,829,778,685,952/120,932,669,141.80
  6. Step 6: Final answer
    x = 165,971,058,906.30

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1.5x scale

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.