Home / 630,924,498.44-945,540,785.40-491,033,865.38

Finding the Fourth Proportional to 630,924,498.44, 945,540,785.40 and 491,033,865.38

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Solution

The fourth proportional to 630,924,498.44, 945,540,785.40 and 491,033,865.38 is: 735,892,405.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,924,498.44 : 945,540,785.40 = 491,033,865.38 : x
  2. Step 2: Convert to fraction form
    630,924,498.44/945,540,785.40 = 491,033,865.38/x
  3. Step 3: Cross multiply
    630,924,498.44x = 945,540,785.40 × 491,033,865.38
  4. Step 4: Simplify right side
    630,924,498.44x = 464,292,546,729,403,072
  5. Step 5: Solve for x
    x = 464,292,546,729,403,072/630,924,498.44
  6. Step 6: Final answer
    x = 735,892,405.32

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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.