Home / 511,254,914,801.60-766,882,372,202.40-213,348,647,230.40

Finding the Fourth Proportional to 511,254,914,801.60, 766,882,372,202.40 and 213,348,647,230.40

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Solution

The fourth proportional to 511,254,914,801.60, 766,882,372,202.40 and 213,348,647,230.40 is: 320,022,970,845.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,254,914,801.60 : 766,882,372,202.40 = 213,348,647,230.40 : x
  2. Step 2: Convert to fraction form
    511,254,914,801.60/766,882,372,202.40 = 213,348,647,230.40/x
  3. Step 3: Cross multiply
    511,254,914,801.60x = 766,882,372,202.40 × 213,348,647,230.40
  4. Step 4: Simplify right side
    511,254,914,801.60x = 163,613,316,694,222,150,041,600
  5. Step 5: Solve for x
    x = 163,613,316,694,222,150,041,600/511,254,914,801.60
  6. Step 6: Final answer
    x = 320,022,970,845.60

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1.5x scale

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.