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Finding the Fourth Proportional to 20,050,416,405.60, 30,075,624,608.40 and 20,050,416,405.60

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Solution

The fourth proportional to 20,050,416,405.60, 30,075,624,608.40 and 20,050,416,405.60 is: 30,075,624,608.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,050,416,405.60 : 30,075,624,608.40 = 20,050,416,405.60 : x
  2. Step 2: Convert to fraction form
    20,050,416,405.60/30,075,624,608.40 = 20,050,416,405.60/x
  3. Step 3: Cross multiply
    20,050,416,405.60x = 30,075,624,608.40 × 20,050,416,405.60
  4. Step 4: Simplify right side
    20,050,416,405.60x = 603,028,797,056,930,414,592
  5. Step 5: Solve for x
    x = 603,028,797,056,930,414,592/20,050,416,405.60
  6. Step 6: Final answer
    x = 30,075,624,608.40

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1.5x scale

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.