Home / 326,827,370.98-451,008,200.64-178,145,220.16

Finding the Fourth Proportional to 326,827,370.98, 451,008,200.64 and 178,145,220.16

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Solution

The fourth proportional to 326,827,370.98, 451,008,200.64 and 178,145,220.16 is: 245,833,006.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,827,370.98 : 451,008,200.64 = 178,145,220.16 : x
  2. Step 2: Convert to fraction form
    326,827,370.98/451,008,200.64 = 178,145,220.16/x
  3. Step 3: Cross multiply
    326,827,370.98x = 451,008,200.64 × 178,145,220.16
  4. Step 4: Simplify right side
    326,827,370.98x = 80,344,955,196,978,256
  5. Step 5: Solve for x
    x = 80,344,955,196,978,256/326,827,370.98
  6. Step 6: Final answer
    x = 245,833,006.45

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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.