Home / 450,836,692.82-675,783,052.17-188,671,450.08

Finding the Fourth Proportional to 450,836,692.82, 675,783,052.17 and 188,671,450.08

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Solution

The fourth proportional to 450,836,692.82, 675,783,052.17 and 188,671,450.08 is: 282,809,652.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,836,692.82 : 675,783,052.17 = 188,671,450.08 : x
  2. Step 2: Convert to fraction form
    450,836,692.82/675,783,052.17 = 188,671,450.08/x
  3. Step 3: Cross multiply
    450,836,692.82x = 675,783,052.17 × 188,671,450.08
  4. Step 4: Simplify right side
    450,836,692.82x = 127,500,968,392,402,192
  5. Step 5: Solve for x
    x = 127,500,968,392,402,192/450,836,692.82
  6. Step 6: Final answer
    x = 282,809,652.42

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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.