Home / 996,057,009.60-1,494,085,514.40-305,998,585.80

Finding the Fourth Proportional to 996,057,009.60, 1,494,085,514.40 and 305,998,585.80

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Solution

The fourth proportional to 996,057,009.60, 1,494,085,514.40 and 305,998,585.80 is: 458,997,878.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,057,009.60 : 1,494,085,514.40 = 305,998,585.80 : x
  2. Step 2: Convert to fraction form
    996,057,009.60/1,494,085,514.40 = 305,998,585.80/x
  3. Step 3: Cross multiply
    996,057,009.60x = 1,494,085,514.40 × 305,998,585.80
  4. Step 4: Simplify right side
    996,057,009.60x = 457,188,054,470,665,600
  5. Step 5: Solve for x
    x = 457,188,054,470,665,600/996,057,009.60
  6. Step 6: Final answer
    x = 458,997,878.70

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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.