Home / 646,863,725.00-892,734,963.20-382,630,844.60

Finding the Fourth Proportional to 646,863,725.00, 892,734,963.20 and 382,630,844.60

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Solution

The fourth proportional to 646,863,725.00, 892,734,963.20 and 382,630,844.60 is: 528,067,844.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,863,725.00 : 892,734,963.20 = 382,630,844.60 : x
  2. Step 2: Convert to fraction form
    646,863,725.00/892,734,963.20 = 382,630,844.60/x
  3. Step 3: Cross multiply
    646,863,725.00x = 892,734,963.20 × 382,630,844.60
  4. Step 4: Simplify right side
    646,863,725.00x = 341,587,932,966,789,120
  5. Step 5: Solve for x
    x = 341,587,932,966,789,120/646,863,725.00
  6. Step 6: Final answer
    x = 528,067,844.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.