Home / 403,271,010.80-603,562,823.40-371,022,383.60

Finding the Fourth Proportional to 403,271,010.80, 603,562,823.40 and 371,022,383.60

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Solution

The fourth proportional to 403,271,010.80, 603,562,823.40 and 371,022,383.60 is: 555,297,334.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,271,010.80 : 603,562,823.40 = 371,022,383.60 : x
  2. Step 2: Convert to fraction form
    403,271,010.80/603,562,823.40 = 371,022,383.60/x
  3. Step 3: Cross multiply
    403,271,010.80x = 603,562,823.40 × 371,022,383.60
  4. Step 4: Simplify right side
    403,271,010.80x = 223,935,317,390,213,856
  5. Step 5: Solve for x
    x = 223,935,317,390,213,856/403,271,010.80
  6. Step 6: Final answer
    x = 555,297,334.53

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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.