Home / 960,323,678.88-1,324,515,494.25-826,589,208.42

Finding the Fourth Proportional to 960,323,678.88, 1,324,515,494.25 and 826,589,208.42

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Solution

The fourth proportional to 960,323,678.88, 1,324,515,494.25 and 826,589,208.42 is: 1,140,063,749.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,323,678.88 : 1,324,515,494.25 = 826,589,208.42 : x
  2. Step 2: Convert to fraction form
    960,323,678.88/1,324,515,494.25 = 826,589,208.42/x
  3. Step 3: Cross multiply
    960,323,678.88x = 1,324,515,494.25 × 826,589,208.42
  4. Step 4: Simplify right side
    960,323,678.88x = 1,094,830,213,932,132,480
  5. Step 5: Solve for x
    x = 1,094,830,213,932,132,480/960,323,678.88
  6. Step 6: Final answer
    x = 1,140,063,749.35

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1.5x scale

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.