Home / 161,316,701,003.31-222,646,195,116.52-96,215,306,049.15

Finding the Fourth Proportional to 161,316,701,003.31, 222,646,195,116.52 and 96,215,306,049.15

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Solution

The fourth proportional to 161,316,701,003.31, 222,646,195,116.52 and 96,215,306,049.15 is: 132,794,507,143.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,316,701,003.31 : 222,646,195,116.52 = 96,215,306,049.15 : x
  2. Step 2: Convert to fraction form
    161,316,701,003.31/222,646,195,116.52 = 96,215,306,049.15/x
  3. Step 3: Cross multiply
    161,316,701,003.31x = 222,646,195,116.52 × 96,215,306,049.15
  4. Step 4: Simplify right side
    161,316,701,003.31x = 21,421,971,803,815,179,976,704
  5. Step 5: Solve for x
    x = 21,421,971,803,815,179,976,704/161,316,701,003.31
  6. Step 6: Final answer
    x = 132,794,507,143.91

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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.