Home / 727,898,979.60-1,091,848,469.40-364,346,096.40

Finding the Fourth Proportional to 727,898,979.60, 1,091,848,469.40 and 364,346,096.40

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Solution

The fourth proportional to 727,898,979.60, 1,091,848,469.40 and 364,346,096.40 is: 546,519,144.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,898,979.60 : 1,091,848,469.40 = 364,346,096.40 : x
  2. Step 2: Convert to fraction form
    727,898,979.60/1,091,848,469.40 = 364,346,096.40/x
  3. Step 3: Cross multiply
    727,898,979.60x = 1,091,848,469.40 × 364,346,096.40
  4. Step 4: Simplify right side
    727,898,979.60x = 397,810,727,686,204,864
  5. Step 5: Solve for x
    x = 397,810,727,686,204,864/727,898,979.60
  6. Step 6: Final answer
    x = 546,519,144.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.