Home / 554,802,408.18-765,639,688.68-316,642,811.58

Finding the Fourth Proportional to 554,802,408.18, 765,639,688.68 and 316,642,811.58

Calculator

Solution

The fourth proportional to 554,802,408.18, 765,639,688.68 and 316,642,811.58 is: 436,974,137.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,802,408.18 : 765,639,688.68 = 316,642,811.58 : x
  2. Step 2: Convert to fraction form
    554,802,408.18/765,639,688.68 = 316,642,811.58/x
  3. Step 3: Cross multiply
    554,802,408.18x = 765,639,688.68 × 316,642,811.58
  4. Step 4: Simplify right side
    554,802,408.18x = 242,434,303,680,871,072
  5. Step 5: Solve for x
    x = 242,434,303,680,871,072/554,802,408.18
  6. Step 6: Final answer
    x = 436,974,137.29

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.