Home / 1,211,113,051.80-1,816,669,577.70-995,879,446.80

Finding the Fourth Proportional to 1,211,113,051.80, 1,816,669,577.70 and 995,879,446.80

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Solution

The fourth proportional to 1,211,113,051.80, 1,816,669,577.70 and 995,879,446.80 is: 1,493,819,170.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,113,051.80 : 1,816,669,577.70 = 995,879,446.80 : x
  2. Step 2: Convert to fraction form
    1,211,113,051.80/1,816,669,577.70 = 995,879,446.80/x
  3. Step 3: Cross multiply
    1,211,113,051.80x = 1,816,669,577.70 × 995,879,446.80
  4. Step 4: Simplify right side
    1,211,113,051.80x = 1,809,183,894,058,265,600
  5. Step 5: Solve for x
    x = 1,809,183,894,058,265,600/1,211,113,051.80
  6. Step 6: Final answer
    x = 1,493,819,170.20

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Double scale
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Similar ratio
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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.