Home / 488,831,456.28-674,600,194.81-265,826,180.63

Finding the Fourth Proportional to 488,831,456.28, 674,600,194.81 and 265,826,180.63

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Solution

The fourth proportional to 488,831,456.28, 674,600,194.81 and 265,826,180.63 is: 366,847,081.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,831,456.28 : 674,600,194.81 = 265,826,180.63 : x
  2. Step 2: Convert to fraction form
    488,831,456.28/674,600,194.81 = 265,826,180.63/x
  3. Step 3: Cross multiply
    488,831,456.28x = 674,600,194.81 × 265,826,180.63
  4. Step 4: Simplify right side
    488,831,456.28x = 179,326,393,239,285,888
  5. Step 5: Solve for x
    x = 179,326,393,239,285,888/488,831,456.28
  6. Step 6: Final answer
    x = 366,847,081.82

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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.