Home / 165,097,136.80-247,645,705.20-93,433,520.80

Finding the Fourth Proportional to 165,097,136.80, 247,645,705.20 and 93,433,520.80

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Solution

The fourth proportional to 165,097,136.80, 247,645,705.20 and 93,433,520.80 is: 140,150,281.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,097,136.80 : 247,645,705.20 = 93,433,520.80 : x
  2. Step 2: Convert to fraction form
    165,097,136.80/247,645,705.20 = 93,433,520.80/x
  3. Step 3: Cross multiply
    165,097,136.80x = 247,645,705.20 × 93,433,520.80
  4. Step 4: Simplify right side
    165,097,136.80x = 23,138,410,147,834,868
  5. Step 5: Solve for x
    x = 23,138,410,147,834,868/165,097,136.80
  6. Step 6: Final answer
    x = 140,150,281.20

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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.