Home / 1,584,255,809.20-2,376,383,713.80-419,904,007.60

Finding the Fourth Proportional to 1,584,255,809.20, 2,376,383,713.80 and 419,904,007.60

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Solution

The fourth proportional to 1,584,255,809.20, 2,376,383,713.80 and 419,904,007.60 is: 629,856,011.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,255,809.20 : 2,376,383,713.80 = 419,904,007.60 : x
  2. Step 2: Convert to fraction form
    1,584,255,809.20/2,376,383,713.80 = 419,904,007.60/x
  3. Step 3: Cross multiply
    1,584,255,809.20x = 2,376,383,713.80 × 419,904,007.60
  4. Step 4: Simplify right side
    1,584,255,809.20x = 997,853,045,019,991,552
  5. Step 5: Solve for x
    x = 997,853,045,019,991,552/1,584,255,809.20
  6. Step 6: Final answer
    x = 629,856,011.40

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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.