Home / 7,634,509,999.20-11,451,764,998.80-3,961,189,807.20

Finding the Fourth Proportional to 7,634,509,999.20, 11,451,764,998.80 and 3,961,189,807.20

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Solution

The fourth proportional to 7,634,509,999.20, 11,451,764,998.80 and 3,961,189,807.20 is: 5,941,784,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,634,509,999.20 : 11,451,764,998.80 = 3,961,189,807.20 : x
  2. Step 2: Convert to fraction form
    7,634,509,999.20/11,451,764,998.80 = 3,961,189,807.20/x
  3. Step 3: Cross multiply
    7,634,509,999.20x = 11,451,764,998.80 × 3,961,189,807.20
  4. Step 4: Simplify right side
    7,634,509,999.20x = 45,362,614,787,696,271,360
  5. Step 5: Solve for x
    x = 45,362,614,787,696,271,360/7,634,509,999.20
  6. Step 6: Final answer
    x = 5,941,784,710.80

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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.