Home / 116,792,945.57-161,119,388.01-83,309,825.22

Finding the Fourth Proportional to 116,792,945.57, 161,119,388.01 and 83,309,825.22

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Solution

The fourth proportional to 116,792,945.57, 161,119,388.01 and 83,309,825.22 is: 114,928,414.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,792,945.57 : 161,119,388.01 = 83,309,825.22 : x
  2. Step 2: Convert to fraction form
    116,792,945.57/161,119,388.01 = 83,309,825.22/x
  3. Step 3: Cross multiply
    116,792,945.57x = 161,119,388.01 × 83,309,825.22
  4. Step 4: Simplify right side
    116,792,945.57x = 13,422,828,054,666,462
  5. Step 5: Solve for x
    x = 13,422,828,054,666,462/116,792,945.57
  6. Step 6: Final answer
    x = 114,928,414.46

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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.