Home / 20,226,499,212.96-27,912,363,313.14-11,194,274,855.88

Finding the Fourth Proportional to 20,226,499,212.96, 27,912,363,313.14 and 11,194,274,855.88

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Solution

The fourth proportional to 20,226,499,212.96, 27,912,363,313.14 and 11,194,274,855.88 is: 15,447,985,512.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,226,499,212.96 : 27,912,363,313.14 = 11,194,274,855.88 : x
  2. Step 2: Convert to fraction form
    20,226,499,212.96/27,912,363,313.14 = 11,194,274,855.88/x
  3. Step 3: Cross multiply
    20,226,499,212.96x = 27,912,363,313.14 × 11,194,274,855.88
  4. Step 4: Simplify right side
    20,226,499,212.96x = 312,458,666,804,470,415,360
  5. Step 5: Solve for x
    x = 312,458,666,804,470,415,360/20,226,499,212.96
  6. Step 6: Final answer
    x = 15,447,985,512.21

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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.