Home / 80,686,480.68-111,332,114.82-48,094,465.32

Finding the Fourth Proportional to 80,686,480.68, 111,332,114.82 and 48,094,465.32

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Solution

The fourth proportional to 80,686,480.68, 111,332,114.82 and 48,094,465.32 is: 66,361,284.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,686,480.68 : 111,332,114.82 = 48,094,465.32 : x
  2. Step 2: Convert to fraction form
    80,686,480.68/111,332,114.82 = 48,094,465.32/x
  3. Step 3: Cross multiply
    80,686,480.68x = 111,332,114.82 × 48,094,465.32
  4. Step 4: Simplify right side
    80,686,480.68x = 5,354,458,535,212,748
  5. Step 5: Solve for x
    x = 5,354,458,535,212,748/80,686,480.68
  6. Step 6: Final answer
    x = 66,361,284.94

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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.