Home / 115,265,969.33-159,066,562.12-62,342,736.08

Finding the Fourth Proportional to 115,265,969.33, 159,066,562.12 and 62,342,736.08

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Solution

The fourth proportional to 115,265,969.33, 159,066,562.12 and 62,342,736.08 is: 86,032,718.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,265,969.33 : 159,066,562.12 = 62,342,736.08 : x
  2. Step 2: Convert to fraction form
    115,265,969.33/159,066,562.12 = 62,342,736.08/x
  3. Step 3: Cross multiply
    115,265,969.33x = 159,066,562.12 × 62,342,736.08
  4. Step 4: Simplify right side
    115,265,969.33x = 9,916,644,700,448,896
  5. Step 5: Solve for x
    x = 9,916,644,700,448,896/115,265,969.33
  6. Step 6: Final answer
    x = 86,032,718.58

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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.