Home / 196,831,247.60-295,246,871.40-145,812,911.60

Finding the Fourth Proportional to 196,831,247.60, 295,246,871.40 and 145,812,911.60

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Solution

The fourth proportional to 196,831,247.60, 295,246,871.40 and 145,812,911.60 is: 218,719,367.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,831,247.60 : 295,246,871.40 = 145,812,911.60 : x
  2. Step 2: Convert to fraction form
    196,831,247.60/295,246,871.40 = 145,812,911.60/x
  3. Step 3: Cross multiply
    196,831,247.60x = 295,246,871.40 × 145,812,911.60
  4. Step 4: Simplify right side
    196,831,247.60x = 43,050,805,959,624,760
  5. Step 5: Solve for x
    x = 43,050,805,959,624,760/196,831,247.60
  6. Step 6: Final answer
    x = 218,719,367.40

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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.