Home / 165,492,425.20-248,380,355.40-73,517,702.80

Finding the Fourth Proportional to 165,492,425.20, 248,380,355.40 and 73,517,702.80

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Solution

The fourth proportional to 165,492,425.20, 248,380,355.40 and 73,517,702.80 is: 110,339,510.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,492,425.20 : 248,380,355.40 = 73,517,702.80 : x
  2. Step 2: Convert to fraction form
    165,492,425.20/248,380,355.40 = 73,517,702.80/x
  3. Step 3: Cross multiply
    165,492,425.20x = 248,380,355.40 × 73,517,702.80
  4. Step 4: Simplify right side
    165,492,425.20x = 18,260,353,149,655,576
  5. Step 5: Solve for x
    x = 18,260,353,149,655,576/165,492,425.20
  6. Step 6: Final answer
    x = 110,339,510.27

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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.