Home / 84,479,906-116,582,270.28-45,848,738

Finding the Fourth Proportional to 84,479,906, 116,582,270.28 and 45,848,738

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Solution

The fourth proportional to 84,479,906, 116,582,270.28 and 45,848,738 is: 63,271,258.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,479,906 : 116,582,270.28 = 45,848,738 : x
  2. Step 2: Convert to fraction form
    84,479,906/116,582,270.28 = 45,848,738/x
  3. Step 3: Cross multiply
    84,479,906x = 116,582,270.28 × 45,848,738
  4. Step 4: Simplify right side
    84,479,906x = 5,345,149,965,512,907
  5. Step 5: Solve for x
    x = 5,345,149,965,512,907/84,479,906
  6. Step 6: Final answer
    x = 63,271,258.44

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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.