Home / 84,945,980.49-117,234,447.71-51,925,558.25

Finding the Fourth Proportional to 84,945,980.49, 117,234,447.71 and 51,925,558.25

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Solution

The fourth proportional to 84,945,980.49, 117,234,447.71 and 51,925,558.25 is: 71,662,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,945,980.49 : 117,234,447.71 = 51,925,558.25 : x
  2. Step 2: Convert to fraction form
    84,945,980.49/117,234,447.71 = 51,925,558.25/x
  3. Step 3: Cross multiply
    84,945,980.49x = 117,234,447.71 × 51,925,558.25
  4. Step 4: Simplify right side
    84,945,980.49x = 6,087,464,143,505,642
  5. Step 5: Solve for x
    x = 6,087,464,143,505,642/84,945,980.49
  6. Step 6: Final answer
    x = 71,662,768.60

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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.