Home / 3,216,931,019.37-4,825,505,388.60-856,094,303.88

Finding the Fourth Proportional to 3,216,931,019.37, 4,825,505,388.60 and 856,094,303.88

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Solution

The fourth proportional to 3,216,931,019.37, 4,825,505,388.60 and 856,094,303.88 is: 1,284,170,425.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216,931,019.37 : 4,825,505,388.60 = 856,094,303.88 : x
  2. Step 2: Convert to fraction form
    3,216,931,019.37/4,825,505,388.60 = 856,094,303.88/x
  3. Step 3: Cross multiply
    3,216,931,019.37x = 4,825,505,388.60 × 856,094,303.88
  4. Step 4: Simplify right side
    3,216,931,019.37x = 4,131,087,676,522,706,432
  5. Step 5: Solve for x
    x = 4,131,087,676,522,706,432/3,216,931,019.37
  6. Step 6: Final answer
    x = 1,284,170,425.68

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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.