Home / 353,289,853.60-529,934,780.40-330,615,037.60

Finding the Fourth Proportional to 353,289,853.60, 529,934,780.40 and 330,615,037.60

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Solution

The fourth proportional to 353,289,853.60, 529,934,780.40 and 330,615,037.60 is: 495,922,556.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,289,853.60 : 529,934,780.40 = 330,615,037.60 : x
  2. Step 2: Convert to fraction form
    353,289,853.60/529,934,780.40 = 330,615,037.60/x
  3. Step 3: Cross multiply
    353,289,853.60x = 529,934,780.40 × 330,615,037.60
  4. Step 4: Simplify right side
    353,289,853.60x = 175,204,407,347,493,760
  5. Step 5: Solve for x
    x = 175,204,407,347,493,760/353,289,853.60
  6. Step 6: Final answer
    x = 495,922,556.40

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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.