Home / 294,250,840.40-440,620,433.40-233,280,779.60

Finding the Fourth Proportional to 294,250,840.40, 440,620,433.40 and 233,280,779.60

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Solution

The fourth proportional to 294,250,840.40, 440,620,433.40 and 233,280,779.60 is: 349,321,952.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,250,840.40 : 440,620,433.40 = 233,280,779.60 : x
  2. Step 2: Convert to fraction form
    294,250,840.40/440,620,433.40 = 233,280,779.60/x
  3. Step 3: Cross multiply
    294,250,840.40x = 440,620,433.40 × 233,280,779.60
  4. Step 4: Simplify right side
    294,250,840.40x = 102,788,278,211,241,872
  5. Step 5: Solve for x
    x = 102,788,278,211,241,872/294,250,840.40
  6. Step 6: Final answer
    x = 349,321,952.90

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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.