Home / 938,143,446.86-1,294,100,076.05-585,106,523.53

Finding the Fourth Proportional to 938,143,446.86, 1,294,100,076.05 and 585,106,523.53

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Solution

The fourth proportional to 938,143,446.86, 1,294,100,076.05 and 585,106,523.53 is: 807,111,534.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,143,446.86 : 1,294,100,076.05 = 585,106,523.53 : x
  2. Step 2: Convert to fraction form
    938,143,446.86/1,294,100,076.05 = 585,106,523.53/x
  3. Step 3: Cross multiply
    938,143,446.86x = 1,294,100,076.05 × 585,106,523.53
  4. Step 4: Simplify right side
    938,143,446.86x = 757,186,396,593,528,320
  5. Step 5: Solve for x
    x = 757,186,396,593,528,320/938,143,446.86
  6. Step 6: Final answer
    x = 807,111,534.09

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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.