Home / 1,394,283,436.36-2,091,701,143.00-398,313,062.21

Finding the Fourth Proportional to 1,394,283,436.36, 2,091,701,143.00 and 398,313,062.21

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Solution

The fourth proportional to 1,394,283,436.36, 2,091,701,143.00 and 398,313,062.21 is: 597,548,436.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,283,436.36 : 2,091,701,143.00 = 398,313,062.21 : x
  2. Step 2: Convert to fraction form
    1,394,283,436.36/2,091,701,143.00 = 398,313,062.21/x
  3. Step 3: Cross multiply
    1,394,283,436.36x = 2,091,701,143.00 × 398,313,062.21
  4. Step 4: Simplify right side
    1,394,283,436.36x = 833,151,887,502,234,112
  5. Step 5: Solve for x
    x = 833,151,887,502,234,112/1,394,283,436.36
  6. Step 6: Final answer
    x = 597,548,436.55

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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.