Home / 161,325,540,312.60-222,648,767,727.73-91,818,080,919.95

Finding the Fourth Proportional to 161,325,540,312.60, 222,648,767,727.73 and 91,818,080,919.95

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Solution

The fourth proportional to 161,325,540,312.60, 222,648,767,727.73 and 91,818,080,919.95 is: 126,720,062,628.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,325,540,312.60 : 222,648,767,727.73 = 91,818,080,919.95 : x
  2. Step 2: Convert to fraction form
    161,325,540,312.60/222,648,767,727.73 = 91,818,080,919.95/x
  3. Step 3: Cross multiply
    161,325,540,312.60x = 222,648,767,727.73 × 91,818,080,919.95
  4. Step 4: Simplify right side
    161,325,540,312.60x = 20,443,182,571,950,755,020,800
  5. Step 5: Solve for x
    x = 20,443,182,571,950,755,020,800/161,325,540,312.60
  6. Step 6: Final answer
    x = 126,720,062,628.26

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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.