Home / 1,346,189,111.70-2,019,283,667.55-620,594,999.70

Finding the Fourth Proportional to 1,346,189,111.70, 2,019,283,667.55 and 620,594,999.70

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Solution

The fourth proportional to 1,346,189,111.70, 2,019,283,667.55 and 620,594,999.70 is: 930,892,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,189,111.70 : 2,019,283,667.55 = 620,594,999.70 : x
  2. Step 2: Convert to fraction form
    1,346,189,111.70/2,019,283,667.55 = 620,594,999.70/x
  3. Step 3: Cross multiply
    1,346,189,111.70x = 2,019,283,667.55 × 620,594,999.70
  4. Step 4: Simplify right side
    1,346,189,111.70x = 1,253,157,347,057,407,232
  5. Step 5: Solve for x
    x = 1,253,157,347,057,407,232/1,346,189,111.70
  6. Step 6: Final answer
    x = 930,892,499.55

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Half scale
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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.