Home / 161,325,540,312.10-222,648,767,727.04-91,818,080,919.44

Finding the Fourth Proportional to 161,325,540,312.10, 222,648,767,727.04 and 91,818,080,919.44

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Solution

The fourth proportional to 161,325,540,312.10, 222,648,767,727.04 and 91,818,080,919.44 is: 126,720,062,627.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,325,540,312.10 : 222,648,767,727.04 = 91,818,080,919.44 : x
  2. Step 2: Convert to fraction form
    161,325,540,312.10/222,648,767,727.04 = 91,818,080,919.44/x
  3. Step 3: Cross multiply
    161,325,540,312.10x = 222,648,767,727.04 × 91,818,080,919.44
  4. Step 4: Simplify right side
    161,325,540,312.10x = 20,443,182,571,774,959,157,248
  5. Step 5: Solve for x
    x = 20,443,182,571,774,959,157,248/161,325,540,312.10
  6. Step 6: Final answer
    x = 126,720,062,627.56

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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.