Home / 76,679,600,998.60-115,019,401,497.90-63,618,906,982.60

Finding the Fourth Proportional to 76,679,600,998.60, 115,019,401,497.90 and 63,618,906,982.60

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Solution

The fourth proportional to 76,679,600,998.60, 115,019,401,497.90 and 63,618,906,982.60 is: 95,428,360,473.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,679,600,998.60 : 115,019,401,497.90 = 63,618,906,982.60 : x
  2. Step 2: Convert to fraction form
    76,679,600,998.60/115,019,401,497.90 = 63,618,906,982.60/x
  3. Step 3: Cross multiply
    76,679,600,998.60x = 115,019,401,497.90 × 63,618,906,982.60
  4. Step 4: Simplify right side
    76,679,600,998.60x = 7,317,408,605,089,222,885,376
  5. Step 5: Solve for x
    x = 7,317,408,605,089,222,885,376/76,679,600,998.60
  6. Step 6: Final answer
    x = 95,428,360,473.90

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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.