Home / 147,496,215.84-221,531,141.52-120,222,517.92

Finding the Fourth Proportional to 147,496,215.84, 221,531,141.52 and 120,222,517.92

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Solution

The fourth proportional to 147,496,215.84, 221,531,141.52 and 120,222,517.92 is: 180,567,558.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,496,215.84 : 221,531,141.52 = 120,222,517.92 : x
  2. Step 2: Convert to fraction form
    147,496,215.84/221,531,141.52 = 120,222,517.92/x
  3. Step 3: Cross multiply
    147,496,215.84x = 221,531,141.52 × 120,222,517.92
  4. Step 4: Simplify right side
    147,496,215.84x = 26,633,031,631,226,256
  5. Step 5: Solve for x
    x = 26,633,031,631,226,256/147,496,215.84
  6. Step 6: Final answer
    x = 180,567,558.83

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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.