Home / 946,305,270.32-1,305,898,042.56-522,907,138.08

Finding the Fourth Proportional to 946,305,270.32, 1,305,898,042.56 and 522,907,138.08

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Solution

The fourth proportional to 946,305,270.32, 1,305,898,042.56 and 522,907,138.08 is: 721,610,065.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,305,270.32 : 1,305,898,042.56 = 522,907,138.08 : x
  2. Step 2: Convert to fraction form
    946,305,270.32/1,305,898,042.56 = 522,907,138.08/x
  3. Step 3: Cross multiply
    946,305,270.32x = 1,305,898,042.56 × 522,907,138.08
  4. Step 4: Simplify right side
    946,305,270.32x = 682,863,408,057,388,800
  5. Step 5: Solve for x
    x = 682,863,408,057,388,800/946,305,270.32
  6. Step 6: Final answer
    x = 721,610,065.46

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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.