Home / 74,207,353,974.15-111,311,030,961.24-38,821,036,124.55

Finding the Fourth Proportional to 74,207,353,974.15, 111,311,030,961.24 and 38,821,036,124.55

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Solution

The fourth proportional to 74,207,353,974.15, 111,311,030,961.24 and 38,821,036,124.55 is: 58,231,554,186.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,207,353,974.15 : 111,311,030,961.24 = 38,821,036,124.55 : x
  2. Step 2: Convert to fraction form
    74,207,353,974.15/111,311,030,961.24 = 38,821,036,124.55/x
  3. Step 3: Cross multiply
    74,207,353,974.15x = 111,311,030,961.24 × 38,821,036,124.55
  4. Step 4: Simplify right side
    74,207,353,974.15x = 4,321,209,554,007,202,201,600
  5. Step 5: Solve for x
    x = 4,321,209,554,007,202,201,600/74,207,353,974.15
  6. Step 6: Final answer
    x = 58,231,554,186.83

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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.