Home / 269,576,020.20-404,364,030.30-258,994,439.40

Finding the Fourth Proportional to 269,576,020.20, 404,364,030.30 and 258,994,439.40

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Solution

The fourth proportional to 269,576,020.20, 404,364,030.30 and 258,994,439.40 is: 388,491,659.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,576,020.20 : 404,364,030.30 = 258,994,439.40 : x
  2. Step 2: Convert to fraction form
    269,576,020.20/404,364,030.30 = 258,994,439.40/x
  3. Step 3: Cross multiply
    269,576,020.20x = 404,364,030.30 × 258,994,439.40
  4. Step 4: Simplify right side
    269,576,020.20x = 104,728,035,341,073,120
  5. Step 5: Solve for x
    x = 104,728,035,341,073,120/269,576,020.20
  6. Step 6: Final answer
    x = 388,491,659.10

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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.