Home / 219,679,744.95-329,519,633.83-171,193,889.34

Finding the Fourth Proportional to 219,679,744.95, 329,519,633.83 and 171,193,889.34

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Solution

The fourth proportional to 219,679,744.95, 329,519,633.83 and 171,193,889.34 is: 256,790,846.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,679,744.95 : 329,519,633.83 = 171,193,889.34 : x
  2. Step 2: Convert to fraction form
    219,679,744.95/329,519,633.83 = 171,193,889.34/x
  3. Step 3: Cross multiply
    219,679,744.95x = 329,519,633.83 × 171,193,889.34
  4. Step 4: Simplify right side
    219,679,744.95x = 56,411,747,728,822,352
  5. Step 5: Solve for x
    x = 56,411,747,728,822,352/219,679,744.95
  6. Step 6: Final answer
    x = 256,790,846.79

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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.