Home / 146,420,709.36-202,078,498.32-84,540,944.04

Finding the Fourth Proportional to 146,420,709.36, 202,078,498.32 and 84,540,944.04

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Solution

The fourth proportional to 146,420,709.36, 202,078,498.32 and 84,540,944.04 is: 116,676,849.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,420,709.36 : 202,078,498.32 = 84,540,944.04 : x
  2. Step 2: Convert to fraction form
    146,420,709.36/202,078,498.32 = 84,540,944.04/x
  3. Step 3: Cross multiply
    146,420,709.36x = 202,078,498.32 × 84,540,944.04
  4. Step 4: Simplify right side
    146,420,709.36x = 17,083,907,018,158,354
  5. Step 5: Solve for x
    x = 17,083,907,018,158,354/146,420,709.36
  6. Step 6: Final answer
    x = 116,676,849.15

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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.