Home / 680,713,620.78-1,021,367,428.24-238,373,782.02

Finding the Fourth Proportional to 680,713,620.78, 1,021,367,428.24 and 238,373,782.02

Calculator

Solution

The fourth proportional to 680,713,620.78, 1,021,367,428.24 and 238,373,782.02 is: 357,664,676.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,713,620.78 : 1,021,367,428.24 = 238,373,782.02 : x
  2. Step 2: Convert to fraction form
    680,713,620.78/1,021,367,428.24 = 238,373,782.02/x
  3. Step 3: Cross multiply
    680,713,620.78x = 1,021,367,428.24 × 238,373,782.02
  4. Step 4: Simplify right side
    680,713,620.78x = 243,467,216,701,609,760
  5. Step 5: Solve for x
    x = 243,467,216,701,609,760/680,713,620.78
  6. Step 6: Final answer
    x = 357,664,676.11

Related Problems

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.