Home / 218,076,416.60-327,274,057.20-145,268,999.60

Finding the Fourth Proportional to 218,076,416.60, 327,274,057.20 and 145,268,999.60

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Solution

The fourth proportional to 218,076,416.60, 327,274,057.20 and 145,268,999.60 is: 218,009,703.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,076,416.60 : 327,274,057.20 = 145,268,999.60 : x
  2. Step 2: Convert to fraction form
    218,076,416.60/327,274,057.20 = 145,268,999.60/x
  3. Step 3: Cross multiply
    218,076,416.60x = 327,274,057.20 × 145,268,999.60
  4. Step 4: Simplify right side
    218,076,416.60x = 47,542,774,884,477,176
  5. Step 5: Solve for x
    x = 47,542,774,884,477,176/218,076,416.60
  6. Step 6: Final answer
    x = 218,009,703.32

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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.