Home / 488,831,449.21-674,600,185.05-265,826,173.56

Finding the Fourth Proportional to 488,831,449.21, 674,600,185.05 and 265,826,173.56

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Solution

The fourth proportional to 488,831,449.21, 674,600,185.05 and 265,826,173.56 is: 366,847,072.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,831,449.21 : 674,600,185.05 = 265,826,173.56 : x
  2. Step 2: Convert to fraction form
    488,831,449.21/674,600,185.05 = 265,826,173.56/x
  3. Step 3: Cross multiply
    488,831,449.21x = 674,600,185.05 × 265,826,173.56
  4. Step 4: Simplify right side
    488,831,449.21x = 179,326,385,874,974,080
  5. Step 5: Solve for x
    x = 179,326,385,874,974,080/488,831,449.21
  6. Step 6: Final answer
    x = 366,847,072.06

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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.