Home / 630,923,344.32-945,539,072.32-491,032,721.92

Finding the Fourth Proportional to 630,923,344.32, 945,539,072.32 and 491,032,721.92

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Solution

The fourth proportional to 630,923,344.32, 945,539,072.32 and 491,032,721.92 is: 735,890,704.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,923,344.32 : 945,539,072.32 = 491,032,721.92 : x
  2. Step 2: Convert to fraction form
    630,923,344.32/945,539,072.32 = 491,032,721.92/x
  3. Step 3: Cross multiply
    630,923,344.32x = 945,539,072.32 × 491,032,721.92
  4. Step 4: Simplify right side
    630,923,344.32x = 464,290,624,363,001,344
  5. Step 5: Solve for x
    x = 464,290,624,363,001,344/630,923,344.32
  6. Step 6: Final answer
    x = 735,890,704.54

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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.