Home / 124,416,136.80-186,624,205.20-114,562,389.60

Finding the Fourth Proportional to 124,416,136.80, 186,624,205.20 and 114,562,389.60

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Solution

The fourth proportional to 124,416,136.80, 186,624,205.20 and 114,562,389.60 is: 171,843,584.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,136.80 : 186,624,205.20 = 114,562,389.60 : x
  2. Step 2: Convert to fraction form
    124,416,136.80/186,624,205.20 = 114,562,389.60/x
  3. Step 3: Cross multiply
    124,416,136.80x = 186,624,205.20 × 114,562,389.60
  4. Step 4: Simplify right side
    124,416,136.80x = 21,380,114,904,912,744
  5. Step 5: Solve for x
    x = 21,380,114,904,912,744/124,416,136.80
  6. Step 6: Final answer
    x = 171,843,584.40

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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.