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Finding the Fourth Proportional to 373,670,220.40, 560,505,330.60 and 218,064,295.60

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Solution

The fourth proportional to 373,670,220.40, 560,505,330.60 and 218,064,295.60 is: 327,096,443.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,670,220.40 : 560,505,330.60 = 218,064,295.60 : x
  2. Step 2: Convert to fraction form
    373,670,220.40/560,505,330.60 = 218,064,295.60/x
  3. Step 3: Cross multiply
    373,670,220.40x = 560,505,330.60 × 218,064,295.60
  4. Step 4: Simplify right side
    373,670,220.40x = 122,226,200,097,334,128
  5. Step 5: Solve for x
    x = 122,226,200,097,334,128/373,670,220.40
  6. Step 6: Final answer
    x = 327,096,443.40

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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.