Home / 49,868,505.60-68,806,850.40-30,288,848.64

Finding the Fourth Proportional to 49,868,505.60, 68,806,850.40 and 30,288,848.64

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Solution

The fourth proportional to 49,868,505.60, 68,806,850.40 and 30,288,848.64 is: 41,791,512.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,868,505.60 : 68,806,850.40 = 30,288,848.64 : x
  2. Step 2: Convert to fraction form
    49,868,505.60/68,806,850.40 = 30,288,848.64/x
  3. Step 3: Cross multiply
    49,868,505.60x = 68,806,850.40 × 30,288,848.64
  4. Step 4: Simplify right side
    49,868,505.60x = 2,084,080,277,160,723.75
  5. Step 5: Solve for x
    x = 2,084,080,277,160,723.75/49,868,505.60
  6. Step 6: Final answer
    x = 41,791,512.54

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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.