Home / 83,505,634,662.48-115,241,570,524.62-49,212,788,519.58

Finding the Fourth Proportional to 83,505,634,662.48, 115,241,570,524.62 and 49,212,788,519.58

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Solution

The fourth proportional to 83,505,634,662.48, 115,241,570,524.62 and 49,212,788,519.58 is: 67,915,884,500.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,505,634,662.48 : 115,241,570,524.62 = 49,212,788,519.58 : x
  2. Step 2: Convert to fraction form
    83,505,634,662.48/115,241,570,524.62 = 49,212,788,519.58/x
  3. Step 3: Cross multiply
    83,505,634,662.48x = 115,241,570,524.62 × 49,212,788,519.58
  4. Step 4: Simplify right side
    83,505,634,662.48x = 5,671,359,038,892,387,860,480
  5. Step 5: Solve for x
    x = 5,671,359,038,892,387,860,480/83,505,634,662.48
  6. Step 6: Final answer
    x = 67,915,884,500.67

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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.