Home / 267,939,802.80-401,909,704.20-131,890,906.80

Finding the Fourth Proportional to 267,939,802.80, 401,909,704.20 and 131,890,906.80

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Solution

The fourth proportional to 267,939,802.80, 401,909,704.20 and 131,890,906.80 is: 197,836,360.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,939,802.80 : 401,909,704.20 = 131,890,906.80 : x
  2. Step 2: Convert to fraction form
    267,939,802.80/401,909,704.20 = 131,890,906.80/x
  3. Step 3: Cross multiply
    267,939,802.80x = 401,909,704.20 × 131,890,906.80
  4. Step 4: Simplify right side
    267,939,802.80x = 53,008,235,338,657,768
  5. Step 5: Solve for x
    x = 53,008,235,338,657,768/267,939,802.80
  6. Step 6: Final answer
    x = 197,836,360.20

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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.