Home / 829,323,601.25-1,243,990,052.23-276,624,512.35

Finding the Fourth Proportional to 829,323,601.25, 1,243,990,052.23 and 276,624,512.35

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Solution

The fourth proportional to 829,323,601.25, 1,243,990,052.23 and 276,624,512.35 is: 414,938,319.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,323,601.25 : 1,243,990,052.23 = 276,624,512.35 : x
  2. Step 2: Convert to fraction form
    829,323,601.25/1,243,990,052.23 = 276,624,512.35/x
  3. Step 3: Cross multiply
    829,323,601.25x = 1,243,990,052.23 × 276,624,512.35
  4. Step 4: Simplify right side
    829,323,601.25x = 344,118,141,560,051,904
  5. Step 5: Solve for x
    x = 344,118,141,560,051,904/829,323,601.25
  6. Step 6: Final answer
    x = 414,938,319.66

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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.