Home / 298,263,071-447,410,549.78-93,807,089.48

Finding the Fourth Proportional to 298,263,071, 447,410,549.78 and 93,807,089.48

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Solution

The fourth proportional to 298,263,071, 447,410,549.78 and 93,807,089.48 is: 140,715,648.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,263,071 : 447,410,549.78 = 93,807,089.48 : x
  2. Step 2: Convert to fraction form
    298,263,071/447,410,549.78 = 93,807,089.48/x
  3. Step 3: Cross multiply
    298,263,071x = 447,410,549.78 × 93,807,089.48
  4. Step 4: Simplify right side
    298,263,071x = 41,970,281,477,508,456
  5. Step 5: Solve for x
    x = 41,970,281,477,508,456/298,263,071
  6. Step 6: Final answer
    x = 140,715,648.56

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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.