Home / 130,507,796.16-180,105,380.52-71,775,007.20

Finding the Fourth Proportional to 130,507,796.16, 180,105,380.52 and 71,775,007.20

Calculator

Solution

The fourth proportional to 130,507,796.16, 180,105,380.52 and 71,775,007.20 is: 99,052,051.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,507,796.16 : 180,105,380.52 = 71,775,007.20 : x
  2. Step 2: Convert to fraction form
    130,507,796.16/180,105,380.52 = 71,775,007.20/x
  3. Step 3: Cross multiply
    130,507,796.16x = 180,105,380.52 × 71,775,007.20
  4. Step 4: Simplify right side
    130,507,796.16x = 12,927,064,983,581,742
  5. Step 5: Solve for x
    x = 12,927,064,983,581,742/130,507,796.16
  6. Step 6: Final answer
    x = 99,052,051.78

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.