Home / 147,161,203,458.84-220,781,046,660.22-52,834,968,450.72

Finding the Fourth Proportional to 147,161,203,458.84, 220,781,046,660.22 and 52,834,968,450.72

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Solution

The fourth proportional to 147,161,203,458.84, 220,781,046,660.22 and 52,834,968,450.72 is: 79,266,541,456.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,161,203,458.84 : 220,781,046,660.22 = 52,834,968,450.72 : x
  2. Step 2: Convert to fraction form
    147,161,203,458.84/220,781,046,660.22 = 52,834,968,450.72/x
  3. Step 3: Cross multiply
    147,161,203,458.84x = 220,781,046,660.22 × 52,834,968,450.72
  4. Step 4: Simplify right side
    147,161,203,458.84x = 11,664,959,634,809,664,045,056
  5. Step 5: Solve for x
    x = 11,664,959,634,809,664,045,056/147,161,203,458.84
  6. Step 6: Final answer
    x = 79,266,541,456.85

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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.