Home / 332,831,138.40-499,246,707.60-223,992,021.60

Finding the Fourth Proportional to 332,831,138.40, 499,246,707.60 and 223,992,021.60

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Solution

The fourth proportional to 332,831,138.40, 499,246,707.60 and 223,992,021.60 is: 335,988,032.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,831,138.40 : 499,246,707.60 = 223,992,021.60 : x
  2. Step 2: Convert to fraction form
    332,831,138.40/499,246,707.60 = 223,992,021.60/x
  3. Step 3: Cross multiply
    332,831,138.40x = 499,246,707.60 × 223,992,021.60
  4. Step 4: Simplify right side
    332,831,138.40x = 111,827,279,312,468,080
  5. Step 5: Solve for x
    x = 111,827,279,312,468,080/332,831,138.40
  6. Step 6: Final answer
    x = 335,988,032.40

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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.