Home / 115,434,208.40-159,299,361.18-62,511,007.28

Finding the Fourth Proportional to 115,434,208.40, 159,299,361.18 and 62,511,007.28

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Solution

The fourth proportional to 115,434,208.40, 159,299,361.18 and 62,511,007.28 is: 86,265,273.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,434,208.40 : 159,299,361.18 = 62,511,007.28 : x
  2. Step 2: Convert to fraction form
    115,434,208.40/159,299,361.18 = 62,511,007.28/x
  3. Step 3: Cross multiply
    115,434,208.40x = 159,299,361.18 × 62,511,007.28
  4. Step 4: Simplify right side
    115,434,208.40x = 9,957,963,526,422,330
  5. Step 5: Solve for x
    x = 9,957,963,526,422,330/115,434,208.40
  6. Step 6: Final answer
    x = 86,265,273.22

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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.