Home / 327,804,566.40-491,706,849.60-164,545,891.20

Finding the Fourth Proportional to 327,804,566.40, 491,706,849.60 and 164,545,891.20

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Solution

The fourth proportional to 327,804,566.40, 491,706,849.60 and 164,545,891.20 is: 246,818,836.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,804,566.40 : 491,706,849.60 = 164,545,891.20 : x
  2. Step 2: Convert to fraction form
    327,804,566.40/491,706,849.60 = 164,545,891.20/x
  3. Step 3: Cross multiply
    327,804,566.40x = 491,706,849.60 × 164,545,891.20
  4. Step 4: Simplify right side
    327,804,566.40x = 80,908,341,776,576,368
  5. Step 5: Solve for x
    x = 80,908,341,776,576,368/327,804,566.40
  6. Step 6: Final answer
    x = 246,818,836.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.