Home / 79,488,429.20-119,232,643.80-66,733,845.20

Finding the Fourth Proportional to 79,488,429.20, 119,232,643.80 and 66,733,845.20

Calculator

Solution

The fourth proportional to 79,488,429.20, 119,232,643.80 and 66,733,845.20 is: 100,100,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,488,429.20 : 119,232,643.80 = 66,733,845.20 : x
  2. Step 2: Convert to fraction form
    79,488,429.20/119,232,643.80 = 66,733,845.20/x
  3. Step 3: Cross multiply
    79,488,429.20x = 119,232,643.80 × 66,733,845.20
  4. Step 4: Simplify right side
    79,488,429.20x = 7,956,852,794,135,940
  5. Step 5: Solve for x
    x = 7,956,852,794,135,940/79,488,429.20
  6. Step 6: Final answer
    x = 100,100,767.80

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.