Home / 168,237,328.20-252,379,611.90-53,209,876.20

Finding the Fourth Proportional to 168,237,328.20, 252,379,611.90 and 53,209,876.20

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Solution

The fourth proportional to 168,237,328.20, 252,379,611.90 and 53,209,876.20 is: 79,822,284.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,237,328.20 : 252,379,611.90 = 53,209,876.20 : x
  2. Step 2: Convert to fraction form
    168,237,328.20/252,379,611.90 = 53,209,876.20/x
  3. Step 3: Cross multiply
    168,237,328.20x = 252,379,611.90 × 53,209,876.20
  4. Step 4: Simplify right side
    168,237,328.20x = 13,429,087,904,603,048
  5. Step 5: Solve for x
    x = 13,429,087,904,603,048/168,237,328.20
  6. Step 6: Final answer
    x = 79,822,284.68

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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.