Home / 505,197,012.58-757,795,518.87-233,099,220.58

Finding the Fourth Proportional to 505,197,012.58, 757,795,518.87 and 233,099,220.58

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Solution

The fourth proportional to 505,197,012.58, 757,795,518.87 and 233,099,220.58 is: 349,648,830.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,197,012.58 : 757,795,518.87 = 233,099,220.58 : x
  2. Step 2: Convert to fraction form
    505,197,012.58/757,795,518.87 = 233,099,220.58/x
  3. Step 3: Cross multiply
    505,197,012.58x = 757,795,518.87 × 233,099,220.58
  4. Step 4: Simplify right side
    505,197,012.58x = 176,641,544,802,659,200
  5. Step 5: Solve for x
    x = 176,641,544,802,659,200/505,197,012.58
  6. Step 6: Final answer
    x = 349,648,830.86

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Double scale
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Similar ratio
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1.5x scale

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.