Home / 326,683,632.96-450,818,076-178,006,517.88

Finding the Fourth Proportional to 326,683,632.96, 450,818,076 and 178,006,517.88

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Solution

The fourth proportional to 326,683,632.96, 450,818,076 and 178,006,517.88 is: 245,646,086.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,683,632.96 : 450,818,076 = 178,006,517.88 : x
  2. Step 2: Convert to fraction form
    326,683,632.96/450,818,076 = 178,006,517.88/x
  3. Step 3: Cross multiply
    326,683,632.96x = 450,818,076 × 178,006,517.88
  4. Step 4: Simplify right side
    326,683,632.96x = 80,248,555,906,121,200
  5. Step 5: Solve for x
    x = 80,248,555,906,121,200/326,683,632.96
  6. Step 6: Final answer
    x = 245,646,086.33

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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.