Home / 269,511,530.33-371,927,032.82-145,752,207.45

Finding the Fourth Proportional to 269,511,530.33, 371,927,032.82 and 145,752,207.45

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Solution

The fourth proportional to 269,511,530.33, 371,927,032.82 and 145,752,207.45 is: 201,138,652.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,511,530.33 : 371,927,032.82 = 145,752,207.45 : x
  2. Step 2: Convert to fraction form
    269,511,530.33/371,927,032.82 = 145,752,207.45/x
  3. Step 3: Cross multiply
    269,511,530.33x = 371,927,032.82 × 145,752,207.45
  4. Step 4: Simplify right side
    269,511,530.33x = 54,209,186,043,114,832
  5. Step 5: Solve for x
    x = 54,209,186,043,114,832/269,511,530.33
  6. Step 6: Final answer
    x = 201,138,652.50

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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.