Home / 188,271,240.14-259,820,971.72-104,641,038.38

Finding the Fourth Proportional to 188,271,240.14, 259,820,971.72 and 104,641,038.38

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Solution

The fourth proportional to 188,271,240.14, 259,820,971.72 and 104,641,038.38 is: 144,408,334.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,271,240.14 : 259,820,971.72 = 104,641,038.38 : x
  2. Step 2: Convert to fraction form
    188,271,240.14/259,820,971.72 = 104,641,038.38/x
  3. Step 3: Cross multiply
    188,271,240.14x = 259,820,971.72 × 104,641,038.38
  4. Step 4: Simplify right side
    188,271,240.14x = 27,187,936,273,681,412
  5. Step 5: Solve for x
    x = 27,187,936,273,681,412/188,271,240.14
  6. Step 6: Final answer
    x = 144,408,334.77

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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.