Home / 360,874,142.41-541,538,918.43-153,612,214.69

Finding the Fourth Proportional to 360,874,142.41, 541,538,918.43 and 153,612,214.69

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Solution

The fourth proportional to 360,874,142.41, 541,538,918.43 and 153,612,214.69 is: 230,515,248.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,874,142.41 : 541,538,918.43 = 153,612,214.69 : x
  2. Step 2: Convert to fraction form
    360,874,142.41/541,538,918.43 = 153,612,214.69/x
  3. Step 3: Cross multiply
    360,874,142.41x = 541,538,918.43 × 153,612,214.69
  4. Step 4: Simplify right side
    360,874,142.41x = 83,186,992,599,505,696
  5. Step 5: Solve for x
    x = 83,186,992,599,505,696/360,874,142.41
  6. Step 6: Final answer
    x = 230,515,248.46

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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.