Home / 4,920,661,152.10-7,380,991,728.15-1,474,089,120.10

Finding the Fourth Proportional to 4,920,661,152.10, 7,380,991,728.15 and 1,474,089,120.10

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Solution

The fourth proportional to 4,920,661,152.10, 7,380,991,728.15 and 1,474,089,120.10 is: 2,211,133,680.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,661,152.10 : 7,380,991,728.15 = 1,474,089,120.10 : x
  2. Step 2: Convert to fraction form
    4,920,661,152.10/7,380,991,728.15 = 1,474,089,120.10/x
  3. Step 3: Cross multiply
    4,920,661,152.10x = 7,380,991,728.15 × 1,474,089,120.10
  4. Step 4: Simplify right side
    4,920,661,152.10x = 10,880,239,602,014,011,392
  5. Step 5: Solve for x
    x = 10,880,239,602,014,011,392/4,920,661,152.10
  6. Step 6: Final answer
    x = 2,211,133,680.15

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Double scale
Find fourth proportional to 4,920,661,153.10, 7,380,991,729.65 and 1,474,089,121.10
Similar ratio
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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.