Home / 630,924,456.23-945,540,721.86-491,033,823.18

Finding the Fourth Proportional to 630,924,456.23, 945,540,721.86 and 491,033,823.18

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Solution

The fourth proportional to 630,924,456.23, 945,540,721.86 and 491,033,823.18 is: 735,892,341.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,924,456.23 : 945,540,721.86 = 491,033,823.18 : x
  2. Step 2: Convert to fraction form
    630,924,456.23/945,540,721.86 = 491,033,823.18/x
  3. Step 3: Cross multiply
    630,924,456.23x = 945,540,721.86 × 491,033,823.18
  4. Step 4: Simplify right side
    630,924,456.23x = 464,292,475,627,292,800
  5. Step 5: Solve for x
    x = 464,292,475,627,292,800/630,924,456.23
  6. Step 6: Final answer
    x = 735,892,341.85

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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.