Home / 229,022,906.60-343,416,683.10-67,443,847.40

Finding the Fourth Proportional to 229,022,906.60, 343,416,683.10 and 67,443,847.40

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Solution

The fourth proportional to 229,022,906.60, 343,416,683.10 and 67,443,847.40 is: 101,131,117.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,022,906.60 : 343,416,683.10 = 67,443,847.40 : x
  2. Step 2: Convert to fraction form
    229,022,906.60/343,416,683.10 = 67,443,847.40/x
  3. Step 3: Cross multiply
    229,022,906.60x = 343,416,683.10 × 67,443,847.40
  4. Step 4: Simplify right side
    229,022,906.60x = 23,161,342,369,610,564
  5. Step 5: Solve for x
    x = 23,161,342,369,610,564/229,022,906.60
  6. Step 6: Final answer
    x = 101,131,117.03

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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.