Home / 167,695,938.20-231,428,032.51-93,361,219.97

Finding the Fourth Proportional to 167,695,938.20, 231,428,032.51 and 93,361,219.97

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Solution

The fourth proportional to 167,695,938.20, 231,428,032.51 and 93,361,219.97 is: 128,842,735.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,695,938.20 : 231,428,032.51 = 93,361,219.97 : x
  2. Step 2: Convert to fraction form
    167,695,938.20/231,428,032.51 = 93,361,219.97/x
  3. Step 3: Cross multiply
    167,695,938.20x = 231,428,032.51 × 93,361,219.97
  4. Step 4: Simplify right side
    167,695,938.20x = 21,606,403,450,390,420
  5. Step 5: Solve for x
    x = 21,606,403,450,390,420/167,695,938.20
  6. Step 6: Final answer
    x = 128,842,735.74

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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.