Home / 28,157,082,922.14-38,860,105,579.50-16,725,696,939.06

Finding the Fourth Proportional to 28,157,082,922.14, 38,860,105,579.50 and 16,725,696,939.06

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Solution

The fourth proportional to 28,157,082,922.14, 38,860,105,579.50 and 16,725,696,939.06 is: 23,083,440,523.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,157,082,922.14 : 38,860,105,579.50 = 16,725,696,939.06 : x
  2. Step 2: Convert to fraction form
    28,157,082,922.14/38,860,105,579.50 = 16,725,696,939.06/x
  3. Step 3: Cross multiply
    28,157,082,922.14x = 38,860,105,579.50 × 16,725,696,939.06
  4. Step 4: Simplify right side
    28,157,082,922.14x = 649,962,348,942,591,524,864
  5. Step 5: Solve for x
    x = 649,962,348,942,591,524,864/28,157,082,922.14
  6. Step 6: Final answer
    x = 23,083,440,523.29

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1.5x scale

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.