Home / 336,809,027.40-505,591,454.70-260,470,480.20

Finding the Fourth Proportional to 336,809,027.40, 505,591,454.70 and 260,470,480.20

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Solution

The fourth proportional to 336,809,027.40, 505,591,454.70 and 260,470,480.20 is: 390,997,978.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,809,027.40 : 505,591,454.70 = 260,470,480.20 : x
  2. Step 2: Convert to fraction form
    336,809,027.40/505,591,454.70 = 260,470,480.20/x
  3. Step 3: Cross multiply
    336,809,027.40x = 505,591,454.70 × 260,470,480.20
  4. Step 4: Simplify right side
    336,809,027.40x = 131,691,648,990,725,536
  5. Step 5: Solve for x
    x = 131,691,648,990,725,536/336,809,027.40
  6. Step 6: Final answer
    x = 390,997,978.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.