Home / 488,831,489.49-674,600,240.43-265,826,213.85

Finding the Fourth Proportional to 488,831,489.49, 674,600,240.43 and 265,826,213.85

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Solution

The fourth proportional to 488,831,489.49, 674,600,240.43 and 265,826,213.85 is: 366,847,127.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,831,489.49 : 674,600,240.43 = 265,826,213.85 : x
  2. Step 2: Convert to fraction form
    488,831,489.49/674,600,240.43 = 265,826,213.85/x
  3. Step 3: Cross multiply
    488,831,489.49x = 674,600,240.43 × 265,826,213.85
  4. Step 4: Simplify right side
    488,831,489.49x = 179,326,427,775,806,592
  5. Step 5: Solve for x
    x = 179,326,427,775,806,592/488,831,489.49
  6. Step 6: Final answer
    x = 366,847,127.55

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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.