Home / 113,467,438,912.80-170,201,158,369.20-111,919,504,807.20

Finding the Fourth Proportional to 113,467,438,912.80, 170,201,158,369.20 and 111,919,504,807.20

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Solution

The fourth proportional to 113,467,438,912.80, 170,201,158,369.20 and 111,919,504,807.20 is: 167,879,257,210.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,467,438,912.80 : 170,201,158,369.20 = 111,919,504,807.20 : x
  2. Step 2: Convert to fraction form
    113,467,438,912.80/170,201,158,369.20 = 111,919,504,807.20/x
  3. Step 3: Cross multiply
    113,467,438,912.80x = 170,201,158,369.20 × 111,919,504,807.20
  4. Step 4: Simplify right side
    113,467,438,912.80x = 19,048,829,362,292,689,731,584
  5. Step 5: Solve for x
    x = 19,048,829,362,292,689,731,584/113,467,438,912.80
  6. Step 6: Final answer
    x = 167,879,257,210.80

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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.