Home / 1,346,200,828.20-2,019,301,242.30-620,606,716.20

Finding the Fourth Proportional to 1,346,200,828.20, 2,019,301,242.30 and 620,606,716.20

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Solution

The fourth proportional to 1,346,200,828.20, 2,019,301,242.30 and 620,606,716.20 is: 930,910,074.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,200,828.20 : 2,019,301,242.30 = 620,606,716.20 : x
  2. Step 2: Convert to fraction form
    1,346,200,828.20/2,019,301,242.30 = 620,606,716.20/x
  3. Step 3: Cross multiply
    1,346,200,828.20x = 2,019,301,242.30 × 620,606,716.20
  4. Step 4: Simplify right side
    1,346,200,828.20x = 1,253,191,913,002,383,616
  5. Step 5: Solve for x
    x = 1,253,191,913,002,383,616/1,346,200,828.20
  6. Step 6: Final answer
    x = 930,910,074.30

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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.