Home / 3,984,599,368.56-5,980,526,017.20-2,120,809,800

Finding the Fourth Proportional to 3,984,599,368.56, 5,980,526,017.20 and 2,120,809,800

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Solution

The fourth proportional to 3,984,599,368.56, 5,980,526,017.20 and 2,120,809,800 is: 3,183,145,157.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984,599,368.56 : 5,980,526,017.20 = 2,120,809,800 : x
  2. Step 2: Convert to fraction form
    3,984,599,368.56/5,980,526,017.20 = 2,120,809,800/x
  3. Step 3: Cross multiply
    3,984,599,368.56x = 5,980,526,017.20 × 2,120,809,800
  4. Step 4: Simplify right side
    3,984,599,368.56x = 12,683,558,186,432,729,088
  5. Step 5: Solve for x
    x = 12,683,558,186,432,729,088/3,984,599,368.56
  6. Step 6: Final answer
    x = 3,183,145,157.96

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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.