Home / 167,695,938.69-231,428,033.21-93,361,220.46

Finding the Fourth Proportional to 167,695,938.69, 231,428,033.21 and 93,361,220.46

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Solution

The fourth proportional to 167,695,938.69, 231,428,033.21 and 93,361,220.46 is: 128,842,736.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,695,938.69 : 231,428,033.21 = 93,361,220.46 : x
  2. Step 2: Convert to fraction form
    167,695,938.69/231,428,033.21 = 93,361,220.46/x
  3. Step 3: Cross multiply
    167,695,938.69x = 231,428,033.21 × 93,361,220.46
  4. Step 4: Simplify right side
    167,695,938.69x = 21,606,403,628,676,204
  5. Step 5: Solve for x
    x = 21,606,403,628,676,204/167,695,938.69
  6. Step 6: Final answer
    x = 128,842,736.43

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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.