Home / 196,889,481,673.71-271,703,942,934.06-111,248,608,683.84

Finding the Fourth Proportional to 196,889,481,673.71, 271,703,942,934.06 and 111,248,608,683.84

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Solution

The fourth proportional to 196,889,481,673.71, 271,703,942,934.06 and 111,248,608,683.84 is: 153,521,078,771.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,889,481,673.71 : 271,703,942,934.06 = 111,248,608,683.84 : x
  2. Step 2: Convert to fraction form
    196,889,481,673.71/271,703,942,934.06 = 111,248,608,683.84/x
  3. Step 3: Cross multiply
    196,889,481,673.71x = 271,703,942,934.06 × 111,248,608,683.84
  4. Step 4: Simplify right side
    196,889,481,673.71x = 30,226,685,625,327,635,398,656
  5. Step 5: Solve for x
    x = 30,226,685,625,327,635,398,656/196,889,481,673.71
  6. Step 6: Final answer
    x = 153,521,078,771.59

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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.