Home / 18,431,170,381.42-27,648,004,095.68-6,477,969,505.48

Finding the Fourth Proportional to 18,431,170,381.42, 27,648,004,095.68 and 6,477,969,505.48

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Solution

The fourth proportional to 18,431,170,381.42, 27,648,004,095.68 and 6,477,969,505.48 is: 9,717,393,074.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,431,170,381.42 : 27,648,004,095.68 = 6,477,969,505.48 : x
  2. Step 2: Convert to fraction form
    18,431,170,381.42/27,648,004,095.68 = 6,477,969,505.48/x
  3. Step 3: Cross multiply
    18,431,170,381.42x = 27,648,004,095.68 × 6,477,969,505.48
  4. Step 4: Simplify right side
    18,431,170,381.42x = 179,102,927,419,201,159,168
  5. Step 5: Solve for x
    x = 179,102,927,419,201,159,168/18,431,170,381.42
  6. Step 6: Final answer
    x = 9,717,393,074.49

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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.