Home / 155,682,749.06-214,846,677.62-86,072,613.98

Finding the Fourth Proportional to 155,682,749.06, 214,846,677.62 and 86,072,613.98

Calculator

Solution

The fourth proportional to 155,682,749.06, 214,846,677.62 and 86,072,613.98 is: 118,782,686.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,682,749.06 : 214,846,677.62 = 86,072,613.98 : x
  2. Step 2: Convert to fraction form
    155,682,749.06/214,846,677.62 = 86,072,613.98/x
  3. Step 3: Cross multiply
    155,682,749.06x = 214,846,677.62 × 86,072,613.98
  4. Step 4: Simplify right side
    155,682,749.06x = 18,492,415,147,671,768
  5. Step 5: Solve for x
    x = 18,492,415,147,671,768/155,682,749.06
  6. Step 6: Final answer
    x = 118,782,686.32

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.