Home / 168,999,714.28-253,496,849.82-53,983,498.60

Finding the Fourth Proportional to 168,999,714.28, 253,496,849.82 and 53,983,498.60

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Solution

The fourth proportional to 168,999,714.28, 253,496,849.82 and 53,983,498.60 is: 80,974,378.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,999,714.28 : 253,496,849.82 = 53,983,498.60 : x
  2. Step 2: Convert to fraction form
    168,999,714.28/253,496,849.82 = 53,983,498.60/x
  3. Step 3: Cross multiply
    168,999,714.28x = 253,496,849.82 × 53,983,498.60
  4. Step 4: Simplify right side
    168,999,714.28x = 13,684,646,837,362,380
  5. Step 5: Solve for x
    x = 13,684,646,837,362,380/168,999,714.28
  6. Step 6: Final answer
    x = 80,974,378.54

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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.