Home / 143,144,075.80-214,464,171.30-122,988,683.80

Finding the Fourth Proportional to 143,144,075.80, 214,464,171.30 and 122,988,683.80

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Solution

The fourth proportional to 143,144,075.80, 214,464,171.30 and 122,988,683.80 is: 184,266,558.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,144,075.80 : 214,464,171.30 = 122,988,683.80 : x
  2. Step 2: Convert to fraction form
    143,144,075.80/214,464,171.30 = 122,988,683.80/x
  3. Step 3: Cross multiply
    143,144,075.80x = 214,464,171.30 × 122,988,683.80
  4. Step 4: Simplify right side
    143,144,075.80x = 26,376,666,150,444,736
  5. Step 5: Solve for x
    x = 26,376,666,150,444,736/143,144,075.80
  6. Step 6: Final answer
    x = 184,266,558.03

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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.