Home / 18,190,980,475.20-27,286,470,712.80-5,770,283,140.80

Finding the Fourth Proportional to 18,190,980,475.20, 27,286,470,712.80 and 5,770,283,140.80

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Solution

The fourth proportional to 18,190,980,475.20, 27,286,470,712.80 and 5,770,283,140.80 is: 8,655,424,711.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190,980,475.20 : 27,286,470,712.80 = 5,770,283,140.80 : x
  2. Step 2: Convert to fraction form
    18,190,980,475.20/27,286,470,712.80 = 5,770,283,140.80/x
  3. Step 3: Cross multiply
    18,190,980,475.20x = 27,286,470,712.80 × 5,770,283,140.80
  4. Step 4: Simplify right side
    18,190,980,475.20x = 157,450,661,926,002,786,304
  5. Step 5: Solve for x
    x = 157,450,661,926,002,786,304/18,190,980,475.20
  6. Step 6: Final answer
    x = 8,655,424,711.20

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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.