Home / 1,303,016,344.60-1,798,149,886.50-969,978,196.12

Finding the Fourth Proportional to 1,303,016,344.60, 1,798,149,886.50 and 969,978,196.12

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Solution

The fourth proportional to 1,303,016,344.60, 1,798,149,886.50 and 969,978,196.12 is: 1,338,560,479.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,016,344.60 : 1,798,149,886.50 = 969,978,196.12 : x
  2. Step 2: Convert to fraction form
    1,303,016,344.60/1,798,149,886.50 = 969,978,196.12/x
  3. Step 3: Cross multiply
    1,303,016,344.60x = 1,798,149,886.50 × 969,978,196.12
  4. Step 4: Simplify right side
    1,303,016,344.60x = 1,744,166,183,260,652,800
  5. Step 5: Solve for x
    x = 1,744,166,183,260,652,800/1,303,016,344.60
  6. Step 6: Final answer
    x = 1,338,560,479.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.