Home / 416,541,015.75-624,370,999.65-154,056,880.74

Finding the Fourth Proportional to 416,541,015.75, 624,370,999.65 and 154,056,880.74

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Solution

The fourth proportional to 416,541,015.75, 624,370,999.65 and 154,056,880.74 is: 230,922,394.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,541,015.75 : 624,370,999.65 = 154,056,880.74 : x
  2. Step 2: Convert to fraction form
    416,541,015.75/624,370,999.65 = 154,056,880.74/x
  3. Step 3: Cross multiply
    416,541,015.75x = 624,370,999.65 × 154,056,880.74
  4. Step 4: Simplify right side
    416,541,015.75x = 96,188,648,630,594,640
  5. Step 5: Solve for x
    x = 96,188,648,630,594,640/416,541,015.75
  6. Step 6: Final answer
    x = 230,922,394.18

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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.