Home / 238,838,089,892.54-358,307,449,963.42-77,476,897,108.04

Finding the Fourth Proportional to 238,838,089,892.54, 358,307,449,963.42 and 77,476,897,108.04

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Solution

The fourth proportional to 238,838,089,892.54, 358,307,449,963.42 and 77,476,897,108.04 is: 116,231,667,429.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,838,089,892.54 : 358,307,449,963.42 = 77,476,897,108.04 : x
  2. Step 2: Convert to fraction form
    238,838,089,892.54/358,307,449,963.42 = 77,476,897,108.04/x
  3. Step 3: Cross multiply
    238,838,089,892.54x = 358,307,449,963.42 × 77,476,897,108.04
  4. Step 4: Simplify right side
    238,838,089,892.54x = 27,760,549,433,858,647,392,256
  5. Step 5: Solve for x
    x = 27,760,549,433,858,647,392,256/238,838,089,892.54
  6. Step 6: Final answer
    x = 116,231,667,429.38

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1.5x scale

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.