Home / 634,206,086,840.60-875,222,984,859.30-345,193,065,550.18

Finding the Fourth Proportional to 634,206,086,840.60, 875,222,984,859.30 and 345,193,065,550.18

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Solution

The fourth proportional to 634,206,086,840.60, 875,222,984,859.30 and 345,193,065,550.18 is: 476,376,546,129.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,206,086,840.60 : 875,222,984,859.30 = 345,193,065,550.18 : x
  2. Step 2: Convert to fraction form
    634,206,086,840.60/875,222,984,859.30 = 345,193,065,550.18/x
  3. Step 3: Cross multiply
    634,206,086,840.60x = 875,222,984,859.30 × 345,193,065,550.18
  4. Step 4: Simplify right side
    634,206,086,840.60x = 302,120,905,183,560,537,735,168
  5. Step 5: Solve for x
    x = 302,120,905,183,560,537,735,168/634,206,086,840.60
  6. Step 6: Final answer
    x = 476,376,546,129.71

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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.