Home / 667,453,533.66-921,087,860.50-370,116,722.84

Finding the Fourth Proportional to 667,453,533.66, 921,087,860.50 and 370,116,722.84

Calculator

Solution

The fourth proportional to 667,453,533.66, 921,087,860.50 and 370,116,722.84 is: 510,762,177.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,453,533.66 : 921,087,860.50 = 370,116,722.84 : x
  2. Step 2: Convert to fraction form
    667,453,533.66/921,087,860.50 = 370,116,722.84/x
  3. Step 3: Cross multiply
    667,453,533.66x = 921,087,860.50 × 370,116,722.84
  4. Step 4: Simplify right side
    667,453,533.66x = 340,910,020,375,967,040
  5. Step 5: Solve for x
    x = 340,910,020,375,967,040/667,453,533.66
  6. Step 6: Final answer
    x = 510,762,177.72

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.