Home / 165,492,425.70-248,380,356.15-73,517,703.30

Finding the Fourth Proportional to 165,492,425.70, 248,380,356.15 and 73,517,703.30

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Solution

The fourth proportional to 165,492,425.70, 248,380,356.15 and 73,517,703.30 is: 110,339,511.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,492,425.70 : 248,380,356.15 = 73,517,703.30 : x
  2. Step 2: Convert to fraction form
    165,492,425.70/248,380,356.15 = 73,517,703.30/x
  3. Step 3: Cross multiply
    165,492,425.70x = 248,380,356.15 × 73,517,703.30
  4. Step 4: Simplify right side
    165,492,425.70x = 18,260,353,328,984,028
  5. Step 5: Solve for x
    x = 18,260,353,328,984,028/165,492,425.70
  6. Step 6: Final answer
    x = 110,339,511.02

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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.