Home / 940,879,685.18-1,298,415,042-523,183,002.38

Finding the Fourth Proportional to 940,879,685.18, 1,298,415,042 and 523,183,002.38

Calculator

Solution

The fourth proportional to 940,879,685.18, 1,298,415,042 and 523,183,002.38 is: 721,993,141.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,879,685.18 : 1,298,415,042 = 523,183,002.38 : x
  2. Step 2: Convert to fraction form
    940,879,685.18/1,298,415,042 = 523,183,002.38/x
  3. Step 3: Cross multiply
    940,879,685.18x = 1,298,415,042 × 523,183,002.38
  4. Step 4: Simplify right side
    940,879,685.18x = 679,308,680,008,913,792
  5. Step 5: Solve for x
    x = 679,308,680,008,913,792/940,879,685.18
  6. Step 6: Final answer
    x = 721,993,141.85

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.