Home / 18,085,863,793.88-27,131,886,381.98-7,456,277,435.52

Finding the Fourth Proportional to 18,085,863,793.88, 27,131,886,381.98 and 7,456,277,435.52

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Solution

The fourth proportional to 18,085,863,793.88, 27,131,886,381.98 and 7,456,277,435.52 is: 11,185,690,355.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,085,863,793.88 : 27,131,886,381.98 = 7,456,277,435.52 : x
  2. Step 2: Convert to fraction form
    18,085,863,793.88/27,131,886,381.98 = 7,456,277,435.52/x
  3. Step 3: Cross multiply
    18,085,863,793.88x = 27,131,886,381.98 × 7,456,277,435.52
  4. Step 4: Simplify right side
    18,085,863,793.88x = 202,302,872,213,049,868,288
  5. Step 5: Solve for x
    x = 202,302,872,213,049,868,288/18,085,863,793.88
  6. Step 6: Final answer
    x = 11,185,690,355.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.