Home / 104,295,020.04-143,953,583.94-71,268,637.32

Finding the Fourth Proportional to 104,295,020.04, 143,953,583.94 and 71,268,637.32

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Solution

The fourth proportional to 104,295,020.04, 143,953,583.94 and 71,268,637.32 is: 98,368,798.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,295,020.04 : 143,953,583.94 = 71,268,637.32 : x
  2. Step 2: Convert to fraction form
    104,295,020.04/143,953,583.94 = 71,268,637.32/x
  3. Step 3: Cross multiply
    104,295,020.04x = 143,953,583.94 × 71,268,637.32
  4. Step 4: Simplify right side
    104,295,020.04x = 10,259,375,764,734,036
  5. Step 5: Solve for x
    x = 10,259,375,764,734,036/104,295,020.04
  6. Step 6: Final answer
    x = 98,368,798.06

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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.