Home / 31,644,865,277.61-43,668,310,371.26-18,785,054,926.25

Finding the Fourth Proportional to 31,644,865,277.61, 43,668,310,371.26 and 18,785,054,926.25

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Solution

The fourth proportional to 31,644,865,277.61, 43,668,310,371.26 and 18,785,054,926.25 is: 25,922,423,801.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,644,865,277.61 : 43,668,310,371.26 = 18,785,054,926.25 : x
  2. Step 2: Convert to fraction form
    31,644,865,277.61/43,668,310,371.26 = 18,785,054,926.25/x
  3. Step 3: Cross multiply
    31,644,865,277.61x = 43,668,310,371.26 × 18,785,054,926.25
  4. Step 4: Simplify right side
    31,644,865,277.61x = 820,311,608,860,557,705,216
  5. Step 5: Solve for x
    x = 820,311,608,860,557,705,216/31,644,865,277.61
  6. Step 6: Final answer
    x = 25,922,423,801.28

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Double scale
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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.