Home / 289,092,733,963.14-398,957,540,476.10-158,886,203,786.66

Finding the Fourth Proportional to 289,092,733,963.14, 398,957,540,476.10 and 158,886,203,786.66

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Solution

The fourth proportional to 289,092,733,963.14, 398,957,540,476.10 and 158,886,203,786.66 is: 219,268,219,610.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,092,733,963.14 : 398,957,540,476.10 = 158,886,203,786.66 : x
  2. Step 2: Convert to fraction form
    289,092,733,963.14/398,957,540,476.10 = 158,886,203,786.66/x
  3. Step 3: Cross multiply
    289,092,733,963.14x = 398,957,540,476.10 × 158,886,203,786.66
  4. Step 4: Simplify right side
    289,092,733,963.14x = 63,388,849,078,310,277,218,304
  5. Step 5: Solve for x
    x = 63,388,849,078,310,277,218,304/289,092,733,963.14
  6. Step 6: Final answer
    x = 219,268,219,610.09

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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.