Home / 397,075,313.45-595,394,276.25-163,853,012.28

Finding the Fourth Proportional to 397,075,313.45, 595,394,276.25 and 163,853,012.28

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Solution

The fourth proportional to 397,075,313.45, 595,394,276.25 and 163,853,012.28 is: 245,689,274.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,075,313.45 : 595,394,276.25 = 163,853,012.28 : x
  2. Step 2: Convert to fraction form
    397,075,313.45/595,394,276.25 = 163,853,012.28/x
  3. Step 3: Cross multiply
    397,075,313.45x = 595,394,276.25 × 163,853,012.28
  4. Step 4: Simplify right side
    397,075,313.45x = 97,557,145,657,832,960
  5. Step 5: Solve for x
    x = 97,557,145,657,832,960/397,075,313.45
  6. Step 6: Final answer
    x = 245,689,274.44

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.