Home / 84,978,062,384.58-117,280,009,334.87-48,365,079,659.23

Finding the Fourth Proportional to 84,978,062,384.58, 117,280,009,334.87 and 48,365,079,659.23

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Solution

The fourth proportional to 84,978,062,384.58, 117,280,009,334.87 and 48,365,079,659.23 is: 66,749,662,615.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,978,062,384.58 : 117,280,009,334.87 = 48,365,079,659.23 : x
  2. Step 2: Convert to fraction form
    84,978,062,384.58/117,280,009,334.87 = 48,365,079,659.23/x
  3. Step 3: Cross multiply
    84,978,062,384.58x = 117,280,009,334.87 × 48,365,079,659.23
  4. Step 4: Simplify right side
    84,978,062,384.58x = 5,672,256,993,916,225,585,152
  5. Step 5: Solve for x
    x = 5,672,256,993,916,225,585,152/84,978,062,384.58
  6. Step 6: Final answer
    x = 66,749,662,615.81

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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.