Home / 220,739,858,508.68-304,677,682,468.59-143,769,501,464.30

Finding the Fourth Proportional to 220,739,858,508.68, 304,677,682,468.59 and 143,769,501,464.30

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Solution

The fourth proportional to 220,739,858,508.68, 304,677,682,468.59 and 143,769,501,464.30 is: 198,438,826,643.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,739,858,508.68 : 304,677,682,468.59 = 143,769,501,464.30 : x
  2. Step 2: Convert to fraction form
    220,739,858,508.68/304,677,682,468.59 = 143,769,501,464.30/x
  3. Step 3: Cross multiply
    220,739,858,508.68x = 304,677,682,468.59 × 143,769,501,464.30
  4. Step 4: Simplify right side
    220,739,858,508.68x = 43,803,358,515,807,484,116,992
  5. Step 5: Solve for x
    x = 43,803,358,515,807,484,116,992/220,739,858,508.68
  6. Step 6: Final answer
    x = 198,438,826,643.01

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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.