Home / 18,189,531,794,571-27,284,059,368,550-4,421,078,509,271.20

Finding the Fourth Proportional to 18,189,531,794,571, 27,284,059,368,550 and 4,421,078,509,271.20

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Solution

The fourth proportional to 18,189,531,794,571, 27,284,059,368,550 and 4,421,078,509,271.20 is: 6,631,559,837,949.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,189,531,794,571 : 27,284,059,368,550 = 4,421,078,509,271.20 : x
  2. Step 2: Convert to fraction form
    18,189,531,794,571/27,284,059,368,550 = 4,421,078,509,271.20/x
  3. Step 3: Cross multiply
    18,189,531,794,571x = 27,284,059,368,550 × 4,421,078,509,271.20
  4. Step 4: Simplify right side
    18,189,531,794,571x = 120,624,968,519,975,957,790,982,144
  5. Step 5: Solve for x
    x = 120,624,968,519,975,957,790,982,144/18,189,531,794,571
  6. Step 6: Final answer
    x = 6,631,559,837,949.14

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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.