Home / 49,870,197,027.42-74,924,634,188.03-31,977,631,144.12

Finding the Fourth Proportional to 49,870,197,027.42, 74,924,634,188.03 and 31,977,631,144.12

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Solution

The fourth proportional to 49,870,197,027.42, 74,924,634,188.03 and 31,977,631,144.12 is: 48,042,968,716.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,870,197,027.42 : 74,924,634,188.03 = 31,977,631,144.12 : x
  2. Step 2: Convert to fraction form
    49,870,197,027.42/74,924,634,188.03 = 31,977,631,144.12/x
  3. Step 3: Cross multiply
    49,870,197,027.42x = 74,924,634,188.03 × 31,977,631,144.12
  4. Step 4: Simplify right side
    49,870,197,027.42x = 2,395,912,315,672,946,278,400
  5. Step 5: Solve for x
    x = 2,395,912,315,672,946,278,400/49,870,197,027.42
  6. Step 6: Final answer
    x = 48,042,968,716.48

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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.