Home / 188,237,161.80-259,773,583.95-104,608,817.21

Finding the Fourth Proportional to 188,237,161.80, 259,773,583.95 and 104,608,817.21

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Solution

The fourth proportional to 188,237,161.80, 259,773,583.95 and 104,608,817.21 is: 144,363,669.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,237,161.80 : 259,773,583.95 = 104,608,817.21 : x
  2. Step 2: Convert to fraction form
    188,237,161.80/259,773,583.95 = 104,608,817.21/x
  3. Step 3: Cross multiply
    188,237,161.80x = 259,773,583.95 × 104,608,817.21
  4. Step 4: Simplify right side
    188,237,161.80x = 27,174,607,360,061,576
  5. Step 5: Solve for x
    x = 27,174,607,360,061,576/188,237,161.80
  6. Step 6: Final answer
    x = 144,363,669.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.