Home / 2,598,155,998.40-3,897,233,997.60-659,459,230.40

Finding the Fourth Proportional to 2,598,155,998.40, 3,897,233,997.60 and 659,459,230.40

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Solution

The fourth proportional to 2,598,155,998.40, 3,897,233,997.60 and 659,459,230.40 is: 989,188,845.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,598,155,998.40 : 3,897,233,997.60 = 659,459,230.40 : x
  2. Step 2: Convert to fraction form
    2,598,155,998.40/3,897,233,997.60 = 659,459,230.40/x
  3. Step 3: Cross multiply
    2,598,155,998.40x = 3,897,233,997.60 × 659,459,230.40
  4. Step 4: Simplify right side
    2,598,155,998.40x = 2,570,066,932,746,011,136
  5. Step 5: Solve for x
    x = 2,570,066,932,746,011,136/2,598,155,998.40
  6. Step 6: Final answer
    x = 989,188,845.60

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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.