Home / 682,738,350.48-942,181,796.12-369,472,579.83

Finding the Fourth Proportional to 682,738,350.48, 942,181,796.12 and 369,472,579.83

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Solution

The fourth proportional to 682,738,350.48, 942,181,796.12 and 369,472,579.83 is: 509,873,714.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,738,350.48 : 942,181,796.12 = 369,472,579.83 : x
  2. Step 2: Convert to fraction form
    682,738,350.48/942,181,796.12 = 369,472,579.83/x
  3. Step 3: Cross multiply
    682,738,350.48x = 942,181,796.12 × 369,472,579.83
  4. Step 4: Simplify right side
    682,738,350.48x = 348,110,338,879,472,128
  5. Step 5: Solve for x
    x = 348,110,338,879,472,128/682,738,350.48
  6. Step 6: Final answer
    x = 509,873,714.63

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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.