Home / 682,507,707,077.15-941,503,550,898.98-422,002,142,833.22

Finding the Fourth Proportional to 682,507,707,077.15, 941,503,550,898.98 and 422,002,142,833.22

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Solution

The fourth proportional to 682,507,707,077.15, 941,503,550,898.98 and 422,002,142,833.22 is: 582,142,167,545.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,507,707,077.15 : 941,503,550,898.98 = 422,002,142,833.22 : x
  2. Step 2: Convert to fraction form
    682,507,707,077.15/941,503,550,898.98 = 422,002,142,833.22/x
  3. Step 3: Cross multiply
    682,507,707,077.15x = 941,503,550,898.98 × 422,002,142,833.22
  4. Step 4: Simplify right side
    682,507,707,077.15x = 397,316,515,964,455,158,284,288
  5. Step 5: Solve for x
    x = 397,316,515,964,455,158,284,288/682,507,707,077.15
  6. Step 6: Final answer
    x = 582,142,167,545.58

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.