Home / 18,160,395,883.20-27,240,593,824.80-10,691,311,492.80

Finding the Fourth Proportional to 18,160,395,883.20, 27,240,593,824.80 and 10,691,311,492.80

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Solution

The fourth proportional to 18,160,395,883.20, 27,240,593,824.80 and 10,691,311,492.80 is: 16,036,967,239.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,160,395,883.20 : 27,240,593,824.80 = 10,691,311,492.80 : x
  2. Step 2: Convert to fraction form
    18,160,395,883.20/27,240,593,824.80 = 10,691,311,492.80/x
  3. Step 3: Cross multiply
    18,160,395,883.20x = 27,240,593,824.80 × 10,691,311,492.80
  4. Step 4: Simplify right side
    18,160,395,883.20x = 291,237,673,829,780,914,176
  5. Step 5: Solve for x
    x = 291,237,673,829,780,914,176/18,160,395,883.20
  6. Step 6: Final answer
    x = 16,036,967,239.20

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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.