Home / 146,157,214.82-201,671,321.24-83,404,661.54

Finding the Fourth Proportional to 146,157,214.82, 201,671,321.24 and 83,404,661.54

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Solution

The fourth proportional to 146,157,214.82, 201,671,321.24 and 83,404,661.54 is: 115,083,804.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,157,214.82 : 201,671,321.24 = 83,404,661.54 : x
  2. Step 2: Convert to fraction form
    146,157,214.82/201,671,321.24 = 83,404,661.54/x
  3. Step 3: Cross multiply
    146,157,214.82x = 201,671,321.24 × 83,404,661.54
  4. Step 4: Simplify right side
    146,157,214.82x = 16,820,328,290,346,816
  5. Step 5: Solve for x
    x = 16,820,328,290,346,816/146,157,214.82
  6. Step 6: Final answer
    x = 115,083,804.18

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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.