Home / 252,738,132,567.60-379,107,198,851.40-84,989,843,799.60

Finding the Fourth Proportional to 252,738,132,567.60, 379,107,198,851.40 and 84,989,843,799.60

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Solution

The fourth proportional to 252,738,132,567.60, 379,107,198,851.40 and 84,989,843,799.60 is: 127,484,765,699.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,738,132,567.60 : 379,107,198,851.40 = 84,989,843,799.60 : x
  2. Step 2: Convert to fraction form
    252,738,132,567.60/379,107,198,851.40 = 84,989,843,799.60/x
  3. Step 3: Cross multiply
    252,738,132,567.60x = 379,107,198,851.40 × 84,989,843,799.60
  4. Step 4: Simplify right side
    252,738,132,567.60x = 32,220,261,613,684,387,741,696
  5. Step 5: Solve for x
    x = 32,220,261,613,684,387,741,696/252,738,132,567.60
  6. Step 6: Final answer
    x = 127,484,765,699.40

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Half scale
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Double scale
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Similar ratio
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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.