Home / 196,831,999.60-295,247,999.40-104,998,994.80

Finding the Fourth Proportional to 196,831,999.60, 295,247,999.40 and 104,998,994.80

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Solution

The fourth proportional to 196,831,999.60, 295,247,999.40 and 104,998,994.80 is: 157,498,492.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,831,999.60 : 295,247,999.40 = 104,998,994.80 : x
  2. Step 2: Convert to fraction form
    196,831,999.60/295,247,999.40 = 104,998,994.80/x
  3. Step 3: Cross multiply
    196,831,999.60x = 295,247,999.40 × 104,998,994.80
  4. Step 4: Simplify right side
    196,831,999.60x = 31,000,743,153,711,000
  5. Step 5: Solve for x
    x = 31,000,743,153,711,000/196,831,999.60
  6. Step 6: Final answer
    x = 157,498,492.20

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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.