Home / 3,066,339,907.40-4,599,509,861.10-1,685,620,905.80

Finding the Fourth Proportional to 3,066,339,907.40, 4,599,509,861.10 and 1,685,620,905.80

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Solution

The fourth proportional to 3,066,339,907.40, 4,599,509,861.10 and 1,685,620,905.80 is: 2,528,431,358.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066,339,907.40 : 4,599,509,861.10 = 1,685,620,905.80 : x
  2. Step 2: Convert to fraction form
    3,066,339,907.40/4,599,509,861.10 = 1,685,620,905.80/x
  3. Step 3: Cross multiply
    3,066,339,907.40x = 4,599,509,861.10 × 1,685,620,905.80
  4. Step 4: Simplify right side
    3,066,339,907.40x = 7,753,029,978,303,414,272
  5. Step 5: Solve for x
    x = 7,753,029,978,303,414,272/3,066,339,907.40
  6. Step 6: Final answer
    x = 2,528,431,358.70

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Double scale
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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.