Home / 269,577,949.20-404,366,923.80-258,996,368.40

Finding the Fourth Proportional to 269,577,949.20, 404,366,923.80 and 258,996,368.40

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Solution

The fourth proportional to 269,577,949.20, 404,366,923.80 and 258,996,368.40 is: 388,494,552.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,577,949.20 : 404,366,923.80 = 258,996,368.40 : x
  2. Step 2: Convert to fraction form
    269,577,949.20/404,366,923.80 = 258,996,368.40/x
  3. Step 3: Cross multiply
    269,577,949.20x = 404,366,923.80 × 258,996,368.40
  4. Step 4: Simplify right side
    269,577,949.20x = 104,729,564,765,279,536
  5. Step 5: Solve for x
    x = 104,729,564,765,279,536/269,577,949.20
  6. Step 6: Final answer
    x = 388,494,552.60

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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.