Home / 168,237,160.20-252,379,359.92-53,209,708.20

Finding the Fourth Proportional to 168,237,160.20, 252,379,359.92 and 53,209,708.20

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Solution

The fourth proportional to 168,237,160.20, 252,379,359.92 and 53,209,708.20 is: 79,822,032.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,237,160.20 : 252,379,359.92 = 53,209,708.20 : x
  2. Step 2: Convert to fraction form
    168,237,160.20/252,379,359.92 = 53,209,708.20/x
  3. Step 3: Cross multiply
    168,237,160.20x = 252,379,359.92 × 53,209,708.20
  4. Step 4: Simplify right side
    168,237,160.20x = 13,429,032,097,045,976
  5. Step 5: Solve for x
    x = 13,429,032,097,045,976/168,237,160.20
  6. Step 6: Final answer
    x = 79,822,032.67

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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.