Home / 269,481,281.40-404,221,922.10-261,923,009.40

Finding the Fourth Proportional to 269,481,281.40, 404,221,922.10 and 261,923,009.40

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Solution

The fourth proportional to 269,481,281.40, 404,221,922.10 and 261,923,009.40 is: 392,884,514.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,481,281.40 : 404,221,922.10 = 261,923,009.40 : x
  2. Step 2: Convert to fraction form
    269,481,281.40/404,221,922.10 = 261,923,009.40/x
  3. Step 3: Cross multiply
    269,481,281.40x = 404,221,922.10 × 261,923,009.40
  4. Step 4: Simplify right side
    269,481,281.40x = 105,875,022,301,884,384
  5. Step 5: Solve for x
    x = 105,875,022,301,884,384/269,481,281.40
  6. Step 6: Final answer
    x = 392,884,514.10

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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.