Home / 1,100,869,654.20-1,519,200,373.20-605,832,362.76

Finding the Fourth Proportional to 1,100,869,654.20, 1,519,200,373.20 and 605,832,362.76

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Solution

The fourth proportional to 1,100,869,654.20, 1,519,200,373.20 and 605,832,362.76 is: 836,048,798.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,869,654.20 : 1,519,200,373.20 = 605,832,362.76 : x
  2. Step 2: Convert to fraction form
    1,100,869,654.20/1,519,200,373.20 = 605,832,362.76/x
  3. Step 3: Cross multiply
    1,100,869,654.20x = 1,519,200,373.20 × 605,832,362.76
  4. Step 4: Simplify right side
    1,100,869,654.20x = 920,380,751,601,629,824
  5. Step 5: Solve for x
    x = 920,380,751,601,629,824/1,100,869,654.20
  6. Step 6: Final answer
    x = 836,048,798.41

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Half scale
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Double scale
Find fourth proportional to 1,100,869,655.20, 1,519,200,374.58 and 605,832,363.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.