Home / 1,431,357,653.76-2,146,797,310.26-396,323,162.16

Finding the Fourth Proportional to 1,431,357,653.76, 2,146,797,310.26 and 396,323,162.16

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Solution

The fourth proportional to 1,431,357,653.76, 2,146,797,310.26 and 396,323,162.16 is: 594,418,520.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,357,653.76 : 2,146,797,310.26 = 396,323,162.16 : x
  2. Step 2: Convert to fraction form
    1,431,357,653.76/2,146,797,310.26 = 396,323,162.16/x
  3. Step 3: Cross multiply
    1,431,357,653.76x = 2,146,797,310.26 × 396,323,162.16
  4. Step 4: Simplify right side
    1,431,357,653.76x = 850,825,498,518,825,856
  5. Step 5: Solve for x
    x = 850,825,498,518,825,856/1,431,357,653.76
  6. Step 6: Final answer
    x = 594,418,520.27

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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.