Home / 208,030,137,794.80-312,045,206,692.20-50,995,699,586.80

Finding the Fourth Proportional to 208,030,137,794.80, 312,045,206,692.20 and 50,995,699,586.80

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Solution

The fourth proportional to 208,030,137,794.80, 312,045,206,692.20 and 50,995,699,586.80 is: 76,493,549,380.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,030,137,794.80 : 312,045,206,692.20 = 50,995,699,586.80 : x
  2. Step 2: Convert to fraction form
    208,030,137,794.80/312,045,206,692.20 = 50,995,699,586.80/x
  3. Step 3: Cross multiply
    208,030,137,794.80x = 312,045,206,692.20 × 50,995,699,586.80
  4. Step 4: Simplify right side
    208,030,137,794.80x = 15,912,963,617,976,345,427,968
  5. Step 5: Solve for x
    x = 15,912,963,617,976,345,427,968/208,030,137,794.80
  6. Step 6: Final answer
    x = 76,493,549,380.20

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Double scale
Find fourth proportional to 208,030,137,795.80, 312,045,206,693.70 and 50,995,699,587.80
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.