Home / 873,764,783.70-1,310,647,175.55-465,618,095.70

Finding the Fourth Proportional to 873,764,783.70, 1,310,647,175.55 and 465,618,095.70

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Solution

The fourth proportional to 873,764,783.70, 1,310,647,175.55 and 465,618,095.70 is: 698,427,143.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,764,783.70 : 1,310,647,175.55 = 465,618,095.70 : x
  2. Step 2: Convert to fraction form
    873,764,783.70/1,310,647,175.55 = 465,618,095.70/x
  3. Step 3: Cross multiply
    873,764,783.70x = 1,310,647,175.55 × 465,618,095.70
  4. Step 4: Simplify right side
    873,764,783.70x = 610,261,042,014,174,592
  5. Step 5: Solve for x
    x = 610,261,042,014,174,592/873,764,783.70
  6. Step 6: Final answer
    x = 698,427,143.55

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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.