Home / 3,188,653,574.40-4,782,980,361.60-1,948,908,009.60

Finding the Fourth Proportional to 3,188,653,574.40, 4,782,980,361.60 and 1,948,908,009.60

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Solution

The fourth proportional to 3,188,653,574.40, 4,782,980,361.60 and 1,948,908,009.60 is: 2,923,362,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,653,574.40 : 4,782,980,361.60 = 1,948,908,009.60 : x
  2. Step 2: Convert to fraction form
    3,188,653,574.40/4,782,980,361.60 = 1,948,908,009.60/x
  3. Step 3: Cross multiply
    3,188,653,574.40x = 4,782,980,361.60 × 1,948,908,009.60
  4. Step 4: Simplify right side
    3,188,653,574.40x = 9,321,588,736,481,744,896
  5. Step 5: Solve for x
    x = 9,321,588,736,481,744,896/3,188,653,574.40
  6. Step 6: Final answer
    x = 2,923,362,014.40

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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.