Home / 403,704,350.60-605,556,525.90-331,959,815.60

Finding the Fourth Proportional to 403,704,350.60, 605,556,525.90 and 331,959,815.60

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Solution

The fourth proportional to 403,704,350.60, 605,556,525.90 and 331,959,815.60 is: 497,939,723.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,704,350.60 : 605,556,525.90 = 331,959,815.60 : x
  2. Step 2: Convert to fraction form
    403,704,350.60/605,556,525.90 = 331,959,815.60/x
  3. Step 3: Cross multiply
    403,704,350.60x = 605,556,525.90 × 331,959,815.60
  4. Step 4: Simplify right side
    403,704,350.60x = 201,020,432,673,140,640
  5. Step 5: Solve for x
    x = 201,020,432,673,140,640/403,704,350.60
  6. Step 6: Final answer
    x = 497,939,723.40

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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.