Home / 172,969,989.98-238,698,562.23-94,653,522.81

Finding the Fourth Proportional to 172,969,989.98, 238,698,562.23 and 94,653,522.81

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Solution

The fourth proportional to 172,969,989.98, 238,698,562.23 and 94,653,522.81 is: 130,621,848.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,969,989.98 : 238,698,562.23 = 94,653,522.81 : x
  2. Step 2: Convert to fraction form
    172,969,989.98/238,698,562.23 = 94,653,522.81/x
  3. Step 3: Cross multiply
    172,969,989.98x = 238,698,562.23 × 94,653,522.81
  4. Step 4: Simplify right side
    172,969,989.98x = 22,593,659,804,751,508
  5. Step 5: Solve for x
    x = 22,593,659,804,751,508/172,969,989.98
  6. Step 6: Final answer
    x = 130,621,848.38

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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.