Home / 1,412,793,152.37-2,119,383,662.64-479,865,543.33

Finding the Fourth Proportional to 1,412,793,152.37, 2,119,383,662.64 and 479,865,543.33

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Solution

The fourth proportional to 1,412,793,152.37, 2,119,383,662.64 and 479,865,543.33 is: 719,864,186.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,793,152.37 : 2,119,383,662.64 = 479,865,543.33 : x
  2. Step 2: Convert to fraction form
    1,412,793,152.37/2,119,383,662.64 = 479,865,543.33/x
  3. Step 3: Cross multiply
    1,412,793,152.37x = 2,119,383,662.64 × 479,865,543.33
  4. Step 4: Simplify right side
    1,412,793,152.37x = 1,017,019,192,797,469,056
  5. Step 5: Solve for x
    x = 1,017,019,192,797,469,056/1,412,793,152.37
  6. Step 6: Final answer
    x = 719,864,186.13

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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.