Home / 12,058,965,272.76-16,629,822,995.04-7,983,415,496.76

Finding the Fourth Proportional to 12,058,965,272.76, 16,629,822,995.04 and 7,983,415,496.76

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Solution

The fourth proportional to 12,058,965,272.76, 16,629,822,995.04 and 7,983,415,496.76 is: 11,009,467,529.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,058,965,272.76 : 16,629,822,995.04 = 7,983,415,496.76 : x
  2. Step 2: Convert to fraction form
    12,058,965,272.76/16,629,822,995.04 = 7,983,415,496.76/x
  3. Step 3: Cross multiply
    12,058,965,272.76x = 16,629,822,995.04 × 7,983,415,496.76
  4. Step 4: Simplify right side
    12,058,965,272.76x = 132,762,786,606,978,138,112
  5. Step 5: Solve for x
    x = 132,762,786,606,978,138,112/12,058,965,272.76
  6. Step 6: Final answer
    x = 11,009,467,529.26

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Double scale
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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.