Home / 14,405,647,122-19,879,793,028.36-7,812,594,450

Finding the Fourth Proportional to 14,405,647,122, 19,879,793,028.36 and 7,812,594,450

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Solution

The fourth proportional to 14,405,647,122, 19,879,793,028.36 and 7,812,594,450 is: 10,781,380,341

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,405,647,122 : 19,879,793,028.36 = 7,812,594,450 : x
  2. Step 2: Convert to fraction form
    14,405,647,122/19,879,793,028.36 = 7,812,594,450/x
  3. Step 3: Cross multiply
    14,405,647,122x = 19,879,793,028.36 × 7,812,594,450
  4. Step 4: Simplify right side
    14,405,647,122x = 155,312,760,680,514,027,520
  5. Step 5: Solve for x
    x = 155,312,760,680,514,027,520/14,405,647,122
  6. Step 6: Final answer
    x = 10,781,380,341

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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.