Home / 161,041,183.06-222,239,770.96-89,520,780.53

Finding the Fourth Proportional to 161,041,183.06, 222,239,770.96 and 89,520,780.53

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Solution

The fourth proportional to 161,041,183.06, 222,239,770.96 and 89,520,780.53 is: 123,540,310.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,041,183.06 : 222,239,770.96 = 89,520,780.53 : x
  2. Step 2: Convert to fraction form
    161,041,183.06/222,239,770.96 = 89,520,780.53/x
  3. Step 3: Cross multiply
    161,041,183.06x = 222,239,770.96 × 89,520,780.53
  4. Step 4: Simplify right side
    161,041,183.06x = 19,895,077,761,147,628
  5. Step 5: Solve for x
    x = 19,895,077,761,147,628/161,041,183.06
  6. Step 6: Final answer
    x = 123,540,310.52

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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.