Home / 143,083,304.20-214,636,620.30-61,202,801.80

Finding the Fourth Proportional to 143,083,304.20, 214,636,620.30 and 61,202,801.80

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Solution

The fourth proportional to 143,083,304.20, 214,636,620.30 and 61,202,801.80 is: 91,809,191.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,083,304.20 : 214,636,620.30 = 61,202,801.80 : x
  2. Step 2: Convert to fraction form
    143,083,304.20/214,636,620.30 = 61,202,801.80/x
  3. Step 3: Cross multiply
    143,083,304.20x = 214,636,620.30 × 61,202,801.80
  4. Step 4: Simplify right side
    143,083,304.20x = 13,136,362,531,242,756
  5. Step 5: Solve for x
    x = 13,136,362,531,242,756/143,083,304.20
  6. Step 6: Final answer
    x = 91,809,191.89

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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.