Home / 172,639,264,284.06-258,939,115,083.96-45,166,262,114.94

Finding the Fourth Proportional to 172,639,264,284.06, 258,939,115,083.96 and 45,166,262,114.94

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Solution

The fourth proportional to 172,639,264,284.06, 258,939,115,083.96 and 45,166,262,114.94 is: 67,744,217,934.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,639,264,284.06 : 258,939,115,083.96 = 45,166,262,114.94 : x
  2. Step 2: Convert to fraction form
    172,639,264,284.06/258,939,115,083.96 = 45,166,262,114.94/x
  3. Step 3: Cross multiply
    172,639,264,284.06x = 258,939,115,083.96 × 45,166,262,114.94
  4. Step 4: Simplify right side
    172,639,264,284.06x = 11,695,311,943,692,751,732,736
  5. Step 5: Solve for x
    x = 11,695,311,943,692,751,732,736/172,639,264,284.06
  6. Step 6: Final answer
    x = 67,744,217,934.39

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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.