Home / 168,237,150.20-252,379,344.90-53,209,698.20

Finding the Fourth Proportional to 168,237,150.20, 252,379,344.90 and 53,209,698.20

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Solution

The fourth proportional to 168,237,150.20, 252,379,344.90 and 53,209,698.20 is: 79,822,017.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,237,150.20 : 252,379,344.90 = 53,209,698.20 : x
  2. Step 2: Convert to fraction form
    168,237,150.20/252,379,344.90 = 53,209,698.20/x
  3. Step 3: Cross multiply
    168,237,150.20x = 252,379,344.90 × 53,209,698.20
  4. Step 4: Simplify right side
    168,237,150.20x = 13,429,028,774,042,710
  5. Step 5: Solve for x
    x = 13,429,028,774,042,710/168,237,150.20
  6. Step 6: Final answer
    x = 79,822,017.66

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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.