Home / 734,247,258.74-1,101,047,693.21-389,120,025.50

Finding the Fourth Proportional to 734,247,258.74, 1,101,047,693.21 and 389,120,025.50

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Solution

The fourth proportional to 734,247,258.74, 1,101,047,693.21 and 389,120,025.50 is: 583,508,758.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,247,258.74 : 1,101,047,693.21 = 389,120,025.50 : x
  2. Step 2: Convert to fraction form
    734,247,258.74/1,101,047,693.21 = 389,120,025.50/x
  3. Step 3: Cross multiply
    734,247,258.74x = 1,101,047,693.21 × 389,120,025.50
  4. Step 4: Simplify right side
    734,247,258.74x = 428,439,706,451,140,544
  5. Step 5: Solve for x
    x = 428,439,706,451,140,544/734,247,258.74
  6. Step 6: Final answer
    x = 583,508,758.60

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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.