Home / 297,308,801.80-445,538,049.90-206,326,102.60

Finding the Fourth Proportional to 297,308,801.80, 445,538,049.90 and 206,326,102.60

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Solution

The fourth proportional to 297,308,801.80, 445,538,049.90 and 206,326,102.60 is: 309,194,106.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,308,801.80 : 445,538,049.90 = 206,326,102.60 : x
  2. Step 2: Convert to fraction form
    297,308,801.80/445,538,049.90 = 206,326,102.60/x
  3. Step 3: Cross multiply
    297,308,801.80x = 445,538,049.90 × 206,326,102.60
  4. Step 4: Simplify right side
    297,308,801.80x = 91,926,129,395,871,312
  5. Step 5: Solve for x
    x = 91,926,129,395,871,312/297,308,801.80
  6. Step 6: Final answer
    x = 309,194,106.73

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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.