Home / 269,576,021.80-404,364,032.70-147,132,015.40

Finding the Fourth Proportional to 269,576,021.80, 404,364,032.70 and 147,132,015.40

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Solution

The fourth proportional to 269,576,021.80, 404,364,032.70 and 147,132,015.40 is: 220,698,023.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,576,021.80 : 404,364,032.70 = 147,132,015.40 : x
  2. Step 2: Convert to fraction form
    269,576,021.80/404,364,032.70 = 147,132,015.40/x
  3. Step 3: Cross multiply
    269,576,021.80x = 404,364,032.70 × 147,132,015.40
  4. Step 4: Simplify right side
    269,576,021.80x = 59,494,895,086,422,504
  5. Step 5: Solve for x
    x = 59,494,895,086,422,504/269,576,021.80
  6. Step 6: Final answer
    x = 220,698,023.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.