Home / 196,889,481,692.98-271,703,942,960.64-111,248,608,703.12

Finding the Fourth Proportional to 196,889,481,692.98, 271,703,942,960.64 and 111,248,608,703.12

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Solution

The fourth proportional to 196,889,481,692.98, 271,703,942,960.64 and 111,248,608,703.12 is: 153,521,078,798.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,889,481,692.98 : 271,703,942,960.64 = 111,248,608,703.12 : x
  2. Step 2: Convert to fraction form
    196,889,481,692.98/271,703,942,960.64 = 111,248,608,703.12/x
  3. Step 3: Cross multiply
    196,889,481,692.98x = 271,703,942,960.64 × 111,248,608,703.12
  4. Step 4: Simplify right side
    196,889,481,692.98x = 30,226,685,633,523,074,727,936
  5. Step 5: Solve for x
    x = 30,226,685,633,523,074,727,936/196,889,481,692.98
  6. Step 6: Final answer
    x = 153,521,078,798.19

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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.