Home / 334,540,487.40-461,638,806.30-193,420,761.96

Finding the Fourth Proportional to 334,540,487.40, 461,638,806.30 and 193,420,761.96

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Solution

The fourth proportional to 334,540,487.40, 461,638,806.30 and 193,420,761.96 is: 266,905,002.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,540,487.40 : 461,638,806.30 = 193,420,761.96 : x
  2. Step 2: Convert to fraction form
    334,540,487.40/461,638,806.30 = 193,420,761.96/x
  3. Step 3: Cross multiply
    334,540,487.40x = 461,638,806.30 × 193,420,761.96
  4. Step 4: Simplify right side
    334,540,487.40x = 89,290,529,664,850,848
  5. Step 5: Solve for x
    x = 89,290,529,664,850,848/334,540,487.40
  6. Step 6: Final answer
    x = 266,905,002.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.