Home / 9,328,957,781.22-12,805,434,187.83-8,248,006,787.22

Finding the Fourth Proportional to 9,328,957,781.22, 12,805,434,187.83 and 8,248,006,787.22

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Solution

The fourth proportional to 9,328,957,781.22, 12,805,434,187.83 and 8,248,006,787.22 is: 11,321,662,137.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,328,957,781.22 : 12,805,434,187.83 = 8,248,006,787.22 : x
  2. Step 2: Convert to fraction form
    9,328,957,781.22/12,805,434,187.83 = 8,248,006,787.22/x
  3. Step 3: Cross multiply
    9,328,957,781.22x = 12,805,434,187.83 × 8,248,006,787.22
  4. Step 4: Simplify right side
    9,328,957,781.22x = 105,619,308,094,520,868,864
  5. Step 5: Solve for x
    x = 105,619,308,094,520,868,864/9,328,957,781.22
  6. Step 6: Final answer
    x = 11,321,662,137.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.