Home / 325,332,849.43-448,847,100.12-207,926,903.71

Finding the Fourth Proportional to 325,332,849.43, 448,847,100.12 and 207,926,903.71

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Solution

The fourth proportional to 325,332,849.43, 448,847,100.12 and 207,926,903.71 is: 286,867,397.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,332,849.43 : 448,847,100.12 = 207,926,903.71 : x
  2. Step 2: Convert to fraction form
    325,332,849.43/448,847,100.12 = 207,926,903.71/x
  3. Step 3: Cross multiply
    325,332,849.43x = 448,847,100.12 × 207,926,903.71
  4. Step 4: Simplify right side
    325,332,849.43x = 93,327,387,768,504,752
  5. Step 5: Solve for x
    x = 93,327,387,768,504,752/325,332,849.43
  6. Step 6: Final answer
    x = 286,867,397.29

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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.