Home / 1,100,869,512.08-1,519,200,174.65-605,832,220.58

Finding the Fourth Proportional to 1,100,869,512.08, 1,519,200,174.65 and 605,832,220.58

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Solution

The fourth proportional to 1,100,869,512.08, 1,519,200,174.65 and 605,832,220.58 is: 836,048,600.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,869,512.08 : 1,519,200,174.65 = 605,832,220.58 : x
  2. Step 2: Convert to fraction form
    1,100,869,512.08/1,519,200,174.65 = 605,832,220.58/x
  3. Step 3: Cross multiply
    1,100,869,512.08x = 1,519,200,174.65 × 605,832,220.58
  4. Step 4: Simplify right side
    1,100,869,512.08x = 920,380,415,303,108,224
  5. Step 5: Solve for x
    x = 920,380,415,303,108,224/1,100,869,512.08
  6. Step 6: Final answer
    x = 836,048,600.86

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Half scale
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Double scale
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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.