Home / 144,831,704.10-217,247,556.15-129,047,906.40

Finding the Fourth Proportional to 144,831,704.10, 217,247,556.15 and 129,047,906.40

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Solution

The fourth proportional to 144,831,704.10, 217,247,556.15 and 129,047,906.40 is: 193,571,859.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,831,704.10 : 217,247,556.15 = 129,047,906.40 : x
  2. Step 2: Convert to fraction form
    144,831,704.10/217,247,556.15 = 129,047,906.40/x
  3. Step 3: Cross multiply
    144,831,704.10x = 217,247,556.15 × 129,047,906.40
  4. Step 4: Simplify right side
    144,831,704.10x = 28,035,342,291,673,948
  5. Step 5: Solve for x
    x = 28,035,342,291,673,948/144,831,704.10
  6. Step 6: Final answer
    x = 193,571,859.60

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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.