Home / 269,938,872.51-372,516,003.32-146,179,763.07

Finding the Fourth Proportional to 269,938,872.51, 372,516,003.32 and 146,179,763.07

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Solution

The fourth proportional to 269,938,872.51, 372,516,003.32 and 146,179,763.07 is: 201,728,267.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,938,872.51 : 372,516,003.32 = 146,179,763.07 : x
  2. Step 2: Convert to fraction form
    269,938,872.51/372,516,003.32 = 146,179,763.07/x
  3. Step 3: Cross multiply
    269,938,872.51x = 372,516,003.32 × 146,179,763.07
  4. Step 4: Simplify right side
    269,938,872.51x = 54,454,301,105,100,928
  5. Step 5: Solve for x
    x = 54,454,301,105,100,928/269,938,872.51
  6. Step 6: Final answer
    x = 201,728,267.58

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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.