Home / 1,584,255,807.20-2,376,383,710.80-419,904,005.60

Finding the Fourth Proportional to 1,584,255,807.20, 2,376,383,710.80 and 419,904,005.60

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Solution

The fourth proportional to 1,584,255,807.20, 2,376,383,710.80 and 419,904,005.60 is: 629,856,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,255,807.20 : 2,376,383,710.80 = 419,904,005.60 : x
  2. Step 2: Convert to fraction form
    1,584,255,807.20/2,376,383,710.80 = 419,904,005.60/x
  3. Step 3: Cross multiply
    1,584,255,807.20x = 2,376,383,710.80 × 419,904,005.60
  4. Step 4: Simplify right side
    1,584,255,807.20x = 997,853,039,007,512,064
  5. Step 5: Solve for x
    x = 997,853,039,007,512,064/1,584,255,807.20
  6. Step 6: Final answer
    x = 629,856,008.40

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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.