Home / 386,735,960.28-579,716,061.84-179,619,823.56

Finding the Fourth Proportional to 386,735,960.28, 579,716,061.84 and 179,619,823.56

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Solution

The fourth proportional to 386,735,960.28, 579,716,061.84 and 179,619,823.56 is: 269,249,584.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,735,960.28 : 579,716,061.84 = 179,619,823.56 : x
  2. Step 2: Convert to fraction form
    386,735,960.28/579,716,061.84 = 179,619,823.56/x
  3. Step 3: Cross multiply
    386,735,960.28x = 579,716,061.84 × 179,619,823.56
  4. Step 4: Simplify right side
    386,735,960.28x = 104,128,496,742,598,864
  5. Step 5: Solve for x
    x = 104,128,496,742,598,864/386,735,960.28
  6. Step 6: Final answer
    x = 269,249,584.83

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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.