Home / 264,081,038.82-395,606,257.29-172,928,278.50

Finding the Fourth Proportional to 264,081,038.82, 395,606,257.29 and 172,928,278.50

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Solution

The fourth proportional to 264,081,038.82, 395,606,257.29 and 172,928,278.50 is: 259,054,983.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,081,038.82 : 395,606,257.29 = 172,928,278.50 : x
  2. Step 2: Convert to fraction form
    264,081,038.82/395,606,257.29 = 172,928,278.50/x
  3. Step 3: Cross multiply
    264,081,038.82x = 395,606,257.29 × 172,928,278.50
  4. Step 4: Simplify right side
    264,081,038.82x = 68,411,509,036,987,776
  5. Step 5: Solve for x
    x = 68,411,509,036,987,776/264,081,038.82
  6. Step 6: Final answer
    x = 259,054,983.06

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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.