Home / 74,207,353,762.14-111,311,030,643.24-38,821,035,912.56

Finding the Fourth Proportional to 74,207,353,762.14, 111,311,030,643.24 and 38,821,035,912.56

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Solution

The fourth proportional to 74,207,353,762.14, 111,311,030,643.24 and 38,821,035,912.56 is: 58,231,553,868.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,207,353,762.14 : 111,311,030,643.24 = 38,821,035,912.56 : x
  2. Step 2: Convert to fraction form
    74,207,353,762.14/111,311,030,643.24 = 38,821,035,912.56/x
  3. Step 3: Cross multiply
    74,207,353,762.14x = 111,311,030,643.24 × 38,821,035,912.56
  4. Step 4: Simplify right side
    74,207,353,762.14x = 4,321,209,518,065,286,381,568
  5. Step 5: Solve for x
    x = 4,321,209,518,065,286,381,568/74,207,353,762.14
  6. Step 6: Final answer
    x = 58,231,553,868.86

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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.