Home / 904,879,920.28-1,357,317,873.60-240,894,103.36

Finding the Fourth Proportional to 904,879,920.28, 1,357,317,873.60 and 240,894,103.36

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Solution

The fourth proportional to 904,879,920.28, 1,357,317,873.60 and 240,894,103.36 is: 361,340,620.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,879,920.28 : 1,357,317,873.60 = 240,894,103.36 : x
  2. Step 2: Convert to fraction form
    904,879,920.28/1,357,317,873.60 = 240,894,103.36/x
  3. Step 3: Cross multiply
    904,879,920.28x = 1,357,317,873.60 × 240,894,103.36
  4. Step 4: Simplify right side
    904,879,920.28x = 326,969,872,135,373,824
  5. Step 5: Solve for x
    x = 326,969,872,135,373,824/904,879,920.28
  6. Step 6: Final answer
    x = 361,340,620.79

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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.