Home / 906,715,999.20-1,360,073,998.80-332,212,677.60

Finding the Fourth Proportional to 906,715,999.20, 1,360,073,998.80 and 332,212,677.60

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Solution

The fourth proportional to 906,715,999.20, 1,360,073,998.80 and 332,212,677.60 is: 498,319,016.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,715,999.20 : 1,360,073,998.80 = 332,212,677.60 : x
  2. Step 2: Convert to fraction form
    906,715,999.20/1,360,073,998.80 = 332,212,677.60/x
  3. Step 3: Cross multiply
    906,715,999.20x = 1,360,073,998.80 × 332,212,677.60
  4. Step 4: Simplify right side
    906,715,999.20x = 451,833,824,875,487,232
  5. Step 5: Solve for x
    x = 451,833,824,875,487,232/906,715,999.20
  6. Step 6: Final answer
    x = 498,319,016.40

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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.