Home / 161,325,540,311.10-222,648,767,725.66-91,818,080,918.44

Finding the Fourth Proportional to 161,325,540,311.10, 222,648,767,725.66 and 91,818,080,918.44

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Solution

The fourth proportional to 161,325,540,311.10, 222,648,767,725.66 and 91,818,080,918.44 is: 126,720,062,626.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,325,540,311.10 : 222,648,767,725.66 = 91,818,080,918.44 : x
  2. Step 2: Convert to fraction form
    161,325,540,311.10/222,648,767,725.66 = 91,818,080,918.44/x
  3. Step 3: Cross multiply
    161,325,540,311.10x = 222,648,767,725.66 × 91,818,080,918.44
  4. Step 4: Simplify right side
    161,325,540,311.10x = 20,443,182,571,425,158,397,952
  5. Step 5: Solve for x
    x = 20,443,182,571,425,158,397,952/161,325,540,311.10
  6. Step 6: Final answer
    x = 126,720,062,626.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.