Home / 271,811,986.32-407,643,568.14-75,028,357.38

Finding the Fourth Proportional to 271,811,986.32, 407,643,568.14 and 75,028,357.38

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Solution

The fourth proportional to 271,811,986.32, 407,643,568.14 and 75,028,357.38 is: 112,521,996.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,811,986.32 : 407,643,568.14 = 75,028,357.38 : x
  2. Step 2: Convert to fraction form
    271,811,986.32/407,643,568.14 = 75,028,357.38/x
  3. Step 3: Cross multiply
    271,811,986.32x = 407,643,568.14 × 75,028,357.38
  4. Step 4: Simplify right side
    271,811,986.32x = 30,584,827,314,066,300
  5. Step 5: Solve for x
    x = 30,584,827,314,066,300/271,811,986.32
  6. Step 6: Final answer
    x = 112,521,996.28

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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.