Home / 220,739,858,518.33-304,677,682,481.88-143,769,501,473.92

Finding the Fourth Proportional to 220,739,858,518.33, 304,677,682,481.88 and 143,769,501,473.92

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Solution

The fourth proportional to 220,739,858,518.33, 304,677,682,481.88 and 143,769,501,473.92 is: 198,438,826,656.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,739,858,518.33 : 304,677,682,481.88 = 143,769,501,473.92 : x
  2. Step 2: Convert to fraction form
    220,739,858,518.33/304,677,682,481.88 = 143,769,501,473.92/x
  3. Step 3: Cross multiply
    220,739,858,518.33x = 304,677,682,481.88 × 143,769,501,473.92
  4. Step 4: Simplify right side
    220,739,858,518.33x = 43,803,358,520,649,178,939,392
  5. Step 5: Solve for x
    x = 43,803,358,520,649,178,939,392/220,739,858,518.33
  6. Step 6: Final answer
    x = 198,438,826,656.27

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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.