Home / 209,373,512.40-314,060,268.60-53,927,019.90

Finding the Fourth Proportional to 209,373,512.40, 314,060,268.60 and 53,927,019.90

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Solution

The fourth proportional to 209,373,512.40, 314,060,268.60 and 53,927,019.90 is: 80,890,529.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,373,512.40 : 314,060,268.60 = 53,927,019.90 : x
  2. Step 2: Convert to fraction form
    209,373,512.40/314,060,268.60 = 53,927,019.90/x
  3. Step 3: Cross multiply
    209,373,512.40x = 314,060,268.60 × 53,927,019.90
  4. Step 4: Simplify right side
    209,373,512.40x = 16,936,334,354,591,546
  5. Step 5: Solve for x
    x = 16,936,334,354,591,546/209,373,512.40
  6. Step 6: Final answer
    x = 80,890,529.85

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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.