Home / 605,001,015.60-907,501,523.40-298,890,999.60

Finding the Fourth Proportional to 605,001,015.60, 907,501,523.40 and 298,890,999.60

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Solution

The fourth proportional to 605,001,015.60, 907,501,523.40 and 298,890,999.60 is: 448,336,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,001,015.60 : 907,501,523.40 = 298,890,999.60 : x
  2. Step 2: Convert to fraction form
    605,001,015.60/907,501,523.40 = 298,890,999.60/x
  3. Step 3: Cross multiply
    605,001,015.60x = 907,501,523.40 × 298,890,999.60
  4. Step 4: Simplify right side
    605,001,015.60x = 271,244,037,467,548,800
  5. Step 5: Solve for x
    x = 271,244,037,467,548,800/605,001,015.60
  6. Step 6: Final answer
    x = 448,336,499.40

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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.