Home / 151,714,999.98-209,366,699.88-82,100,380.74

Finding the Fourth Proportional to 151,714,999.98, 209,366,699.88 and 82,100,380.74

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Solution

The fourth proportional to 151,714,999.98, 209,366,699.88 and 82,100,380.74 is: 113,298,525.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,714,999.98 : 209,366,699.88 = 82,100,380.74 : x
  2. Step 2: Convert to fraction form
    151,714,999.98/209,366,699.88 = 82,100,380.74/x
  3. Step 3: Cross multiply
    151,714,999.98x = 209,366,699.88 × 82,100,380.74
  4. Step 4: Simplify right side
    151,714,999.98x = 17,189,085,774,425,310
  5. Step 5: Solve for x
    x = 17,189,085,774,425,310/151,714,999.98
  6. Step 6: Final answer
    x = 113,298,525.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.