Home / 463,574,017,339.20-695,361,026,008.80-445,289,045,716.80

Finding the Fourth Proportional to 463,574,017,339.20, 695,361,026,008.80 and 445,289,045,716.80

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Solution

The fourth proportional to 463,574,017,339.20, 695,361,026,008.80 and 445,289,045,716.80 is: 667,933,568,575.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,574,017,339.20 : 695,361,026,008.80 = 445,289,045,716.80 : x
  2. Step 2: Convert to fraction form
    463,574,017,339.20/695,361,026,008.80 = 445,289,045,716.80/x
  3. Step 3: Cross multiply
    463,574,017,339.20x = 695,361,026,008.80 × 445,289,045,716.80
  4. Step 4: Simplify right side
    463,574,017,339.20x = 309,636,647,700,113,538,416,640
  5. Step 5: Solve for x
    x = 309,636,647,700,113,538,416,640/463,574,017,339.20
  6. Step 6: Final answer
    x = 667,933,568,575.20

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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.