Home / 261,664,449.10-361,099,361.21-144,193,983.03

Finding the Fourth Proportional to 261,664,449.10, 361,099,361.21 and 144,193,983.03

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Solution

The fourth proportional to 261,664,449.10, 361,099,361.21 and 144,193,983.03 is: 198,989,030.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,664,449.10 : 361,099,361.21 = 144,193,983.03 : x
  2. Step 2: Convert to fraction form
    261,664,449.10/361,099,361.21 = 144,193,983.03/x
  3. Step 3: Cross multiply
    261,664,449.10x = 361,099,361.21 × 144,193,983.03
  4. Step 4: Simplify right side
    261,664,449.10x = 52,068,355,161,737,608
  5. Step 5: Solve for x
    x = 52,068,355,161,737,608/261,664,449.10
  6. Step 6: Final answer
    x = 198,989,030.96

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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.