Home / 507,937,760,771.57-700,968,994,668.27-276,466,272,406.40

Finding the Fourth Proportional to 507,937,760,771.57, 700,968,994,668.27 and 276,466,272,406.40

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Solution

The fourth proportional to 507,937,760,771.57, 700,968,994,668.27 and 276,466,272,406.40 is: 381,531,557,594.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,937,760,771.57 : 700,968,994,668.27 = 276,466,272,406.40 : x
  2. Step 2: Convert to fraction form
    507,937,760,771.57/700,968,994,668.27 = 276,466,272,406.40/x
  3. Step 3: Cross multiply
    507,937,760,771.57x = 700,968,994,668.27 × 276,466,272,406.40
  4. Step 4: Simplify right side
    507,937,760,771.57x = 193,794,285,028,398,294,106,112
  5. Step 5: Solve for x
    x = 193,794,285,028,398,294,106,112/507,937,760,771.57
  6. Step 6: Final answer
    x = 381,531,557,594.81

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1.5x scale

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.