Home / 488,831,452.72-674,600,189.88-265,826,177.06

Finding the Fourth Proportional to 488,831,452.72, 674,600,189.88 and 265,826,177.06

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Solution

The fourth proportional to 488,831,452.72, 674,600,189.88 and 265,826,177.06 is: 366,847,076.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,831,452.72 : 674,600,189.88 = 265,826,177.06 : x
  2. Step 2: Convert to fraction form
    488,831,452.72/674,600,189.88 = 265,826,177.06/x
  3. Step 3: Cross multiply
    488,831,452.72x = 674,600,189.88 × 265,826,177.06
  4. Step 4: Simplify right side
    488,831,452.72x = 179,326,389,519,750,496
  5. Step 5: Solve for x
    x = 179,326,389,519,750,496/488,831,452.72
  6. Step 6: Final answer
    x = 366,847,076.88

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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.