Home / 270,464,022.96-405,713,004.84-76,390,634.16

Finding the Fourth Proportional to 270,464,022.96, 405,713,004.84 and 76,390,634.16

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Solution

The fourth proportional to 270,464,022.96, 405,713,004.84 and 76,390,634.16 is: 114,590,744.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,464,022.96 : 405,713,004.84 = 76,390,634.16 : x
  2. Step 2: Convert to fraction form
    270,464,022.96/405,713,004.84 = 76,390,634.16/x
  3. Step 3: Cross multiply
    270,464,022.96x = 405,713,004.84 × 76,390,634.16
  4. Step 4: Simplify right side
    270,464,022.96x = 30,992,673,726,686,744
  5. Step 5: Solve for x
    x = 30,992,673,726,686,744/270,464,022.96
  6. Step 6: Final answer
    x = 114,590,744.41

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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.