Home / 2,999,716,022.60-4,499,574,033.90-818,902,608.20

Finding the Fourth Proportional to 2,999,716,022.60, 4,499,574,033.90 and 818,902,608.20

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Solution

The fourth proportional to 2,999,716,022.60, 4,499,574,033.90 and 818,902,608.20 is: 1,228,353,912.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999,716,022.60 : 4,499,574,033.90 = 818,902,608.20 : x
  2. Step 2: Convert to fraction form
    2,999,716,022.60/4,499,574,033.90 = 818,902,608.20/x
  3. Step 3: Cross multiply
    2,999,716,022.60x = 4,499,574,033.90 × 818,902,608.20
  4. Step 4: Simplify right side
    2,999,716,022.60x = 3,684,712,912,149,705,216
  5. Step 5: Solve for x
    x = 3,684,712,912,149,705,216/2,999,716,022.60
  6. Step 6: Final answer
    x = 1,228,353,912.30

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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.