Home / 1,396,284,433.80-2,094,426,650.70-619,105,115.40

Finding the Fourth Proportional to 1,396,284,433.80, 2,094,426,650.70 and 619,105,115.40

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Solution

The fourth proportional to 1,396,284,433.80, 2,094,426,650.70 and 619,105,115.40 is: 928,657,673.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,284,433.80 : 2,094,426,650.70 = 619,105,115.40 : x
  2. Step 2: Convert to fraction form
    1,396,284,433.80/2,094,426,650.70 = 619,105,115.40/x
  3. Step 3: Cross multiply
    1,396,284,433.80x = 2,094,426,650.70 × 619,105,115.40
  4. Step 4: Simplify right side
    1,396,284,433.80x = 1,296,670,253,278,458,880
  5. Step 5: Solve for x
    x = 1,296,670,253,278,458,880/1,396,284,433.80
  6. Step 6: Final answer
    x = 928,657,673.10

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Double scale
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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.