Home / 1,185,417,362.73-1,777,436,803.35-448,544,190.54

Finding the Fourth Proportional to 1,185,417,362.73, 1,777,436,803.35 and 448,544,190.54

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Solution

The fourth proportional to 1,185,417,362.73, 1,777,436,803.35 and 448,544,190.54 is: 672,555,487.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,417,362.73 : 1,777,436,803.35 = 448,544,190.54 : x
  2. Step 2: Convert to fraction form
    1,185,417,362.73/1,777,436,803.35 = 448,544,190.54/x
  3. Step 3: Cross multiply
    1,185,417,362.73x = 1,777,436,803.35 × 448,544,190.54
  4. Step 4: Simplify right side
    1,185,417,362.73x = 797,258,952,194,630,912
  5. Step 5: Solve for x
    x = 797,258,952,194,630,912/1,185,417,362.73
  6. Step 6: Final answer
    x = 672,555,487.43

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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.