Home / 912,258,693.72-1,259,053,305.66-718,149,089.88

Finding the Fourth Proportional to 912,258,693.72, 1,259,053,305.66 and 718,149,089.88

Calculator

Solution

The fourth proportional to 912,258,693.72, 1,259,053,305.66 and 718,149,089.88 is: 991,153,048.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,258,693.72 : 1,259,053,305.66 = 718,149,089.88 : x
  2. Step 2: Convert to fraction form
    912,258,693.72/1,259,053,305.66 = 718,149,089.88/x
  3. Step 3: Cross multiply
    912,258,693.72x = 1,259,053,305.66 × 718,149,089.88
  4. Step 4: Simplify right side
    912,258,693.72x = 904,187,985,570,134,528
  5. Step 5: Solve for x
    x = 904,187,985,570,134,528/912,258,693.72
  6. Step 6: Final answer
    x = 991,153,048.79

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.