Home / 78,631,028,633.52-117,945,831,564.79-24,848,173,060.45

Finding the Fourth Proportional to 78,631,028,633.52, 117,945,831,564.79 and 24,848,173,060.45

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Solution

The fourth proportional to 78,631,028,633.52, 117,945,831,564.79 and 24,848,173,060.45 is: 37,272,034,785.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,631,028,633.52 : 117,945,831,564.79 = 24,848,173,060.45 : x
  2. Step 2: Convert to fraction form
    78,631,028,633.52/117,945,831,564.79 = 24,848,173,060.45/x
  3. Step 3: Cross multiply
    78,631,028,633.52x = 117,945,831,564.79 × 24,848,173,060.45
  4. Step 4: Simplify right side
    78,631,028,633.52x = 2,930,738,434,480,352,526,336
  5. Step 5: Solve for x
    x = 2,930,738,434,480,352,526,336/78,631,028,633.52
  6. Step 6: Final answer
    x = 37,272,034,785.91

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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.