Home / 675,769,989,539.55-932,642,533,090.73-401,416,725,943.92

Finding the Fourth Proportional to 675,769,989,539.55, 932,642,533,090.73 and 401,416,725,943.92

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Solution

The fourth proportional to 675,769,989,539.55, 932,642,533,090.73 and 401,416,725,943.92 is: 554,002,571,739.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,769,989,539.55 : 932,642,533,090.73 = 401,416,725,943.92 : x
  2. Step 2: Convert to fraction form
    675,769,989,539.55/932,642,533,090.73 = 401,416,725,943.92/x
  3. Step 3: Cross multiply
    675,769,989,539.55x = 932,642,533,090.73 × 401,416,725,943.92
  4. Step 4: Simplify right side
    675,769,989,539.55x = 374,378,312,109,324,880,576,512
  5. Step 5: Solve for x
    x = 374,378,312,109,324,880,576,512/675,769,989,539.55
  6. Step 6: Final answer
    x = 554,002,571,739.56

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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.