Home / 193,602,668,958.36-290,404,548,250.15-74,256,576,632.89

Finding the Fourth Proportional to 193,602,668,958.36, 290,404,548,250.15 and 74,256,576,632.89

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Solution

The fourth proportional to 193,602,668,958.36, 290,404,548,250.15 and 74,256,576,632.89 is: 111,385,073,912.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,602,668,958.36 : 290,404,548,250.15 = 74,256,576,632.89 : x
  2. Step 2: Convert to fraction form
    193,602,668,958.36/290,404,548,250.15 = 74,256,576,632.89/x
  3. Step 3: Cross multiply
    193,602,668,958.36x = 290,404,548,250.15 × 74,256,576,632.89
  4. Step 4: Simplify right side
    193,602,668,958.36x = 21,564,447,591,676,485,042,176
  5. Step 5: Solve for x
    x = 21,564,447,591,676,485,042,176/193,602,668,958.36
  6. Step 6: Final answer
    x = 111,385,073,912.98

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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.