Home / 321,565,731.66-443,760,928.39-180,417,466.94

Finding the Fourth Proportional to 321,565,731.66, 443,760,928.39 and 180,417,466.94

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Solution

The fourth proportional to 321,565,731.66, 443,760,928.39 and 180,417,466.94 is: 248,976,227.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,565,731.66 : 443,760,928.39 = 180,417,466.94 : x
  2. Step 2: Convert to fraction form
    321,565,731.66/443,760,928.39 = 180,417,466.94/x
  3. Step 3: Cross multiply
    321,565,731.66x = 443,760,928.39 × 180,417,466.94
  4. Step 4: Simplify right side
    321,565,731.66x = 80,062,222,627,066,528
  5. Step 5: Solve for x
    x = 80,062,222,627,066,528/321,565,731.66
  6. Step 6: Final answer
    x = 248,976,227.08

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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.