Home / 1,900,507,145.28-2,622,802,653.04-1,065,399,970.56

Finding the Fourth Proportional to 1,900,507,145.28, 2,622,802,653.04 and 1,065,399,970.56

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Solution

The fourth proportional to 1,900,507,145.28, 2,622,802,653.04 and 1,065,399,970.56 is: 1,470,309,583.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,507,145.28 : 2,622,802,653.04 = 1,065,399,970.56 : x
  2. Step 2: Convert to fraction form
    1,900,507,145.28/2,622,802,653.04 = 1,065,399,970.56/x
  3. Step 3: Cross multiply
    1,900,507,145.28x = 2,622,802,653.04 × 1,065,399,970.56
  4. Step 4: Simplify right side
    1,900,507,145.28x = 2,794,333,869,333,505,536
  5. Step 5: Solve for x
    x = 2,794,333,869,333,505,536/1,900,507,145.28
  6. Step 6: Final answer
    x = 1,470,309,583.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.