Home / 196,889,481,690.61-271,703,942,957.37-111,248,608,700.74

Finding the Fourth Proportional to 196,889,481,690.61, 271,703,942,957.37 and 111,248,608,700.74

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Solution

The fourth proportional to 196,889,481,690.61, 271,703,942,957.37 and 111,248,608,700.74 is: 153,521,078,794.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,889,481,690.61 : 271,703,942,957.37 = 111,248,608,700.74 : x
  2. Step 2: Convert to fraction form
    196,889,481,690.61/271,703,942,957.37 = 111,248,608,700.74/x
  3. Step 3: Cross multiply
    196,889,481,690.61x = 271,703,942,957.37 × 111,248,608,700.74
  4. Step 4: Simplify right side
    196,889,481,690.61x = 30,226,685,632,512,637,534,208
  5. Step 5: Solve for x
    x = 30,226,685,632,512,637,534,208/196,889,481,690.61
  6. Step 6: Final answer
    x = 153,521,078,794.91

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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.