Home / 1,211,113,050.30-1,816,669,575.45-995,879,445.30

Finding the Fourth Proportional to 1,211,113,050.30, 1,816,669,575.45 and 995,879,445.30

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Solution

The fourth proportional to 1,211,113,050.30, 1,816,669,575.45 and 995,879,445.30 is: 1,493,819,167.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,113,050.30 : 1,816,669,575.45 = 995,879,445.30 : x
  2. Step 2: Convert to fraction form
    1,211,113,050.30/1,816,669,575.45 = 995,879,445.30/x
  3. Step 3: Cross multiply
    1,211,113,050.30x = 1,816,669,575.45 × 995,879,445.30
  4. Step 4: Simplify right side
    1,211,113,050.30x = 1,809,183,889,092,532,480
  5. Step 5: Solve for x
    x = 1,809,183,889,092,532,480/1,211,113,050.30
  6. Step 6: Final answer
    x = 1,493,819,167.95

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Double scale
Find fourth proportional to 1,211,113,051.30, 1,816,669,576.95 and 995,879,446.30
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.