Home / 166,842,189.74-250,407,364.17-115,760,080.82

Finding the Fourth Proportional to 166,842,189.74, 250,407,364.17 and 115,760,080.82

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Solution

The fourth proportional to 166,842,189.74, 250,407,364.17 and 115,760,080.82 is: 173,740,087.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,842,189.74 : 250,407,364.17 = 115,760,080.82 : x
  2. Step 2: Convert to fraction form
    166,842,189.74/250,407,364.17 = 115,760,080.82/x
  3. Step 3: Cross multiply
    166,842,189.74x = 250,407,364.17 × 115,760,080.82
  4. Step 4: Simplify right side
    166,842,189.74x = 28,987,176,714,242,368
  5. Step 5: Solve for x
    x = 28,987,176,714,242,368/166,842,189.74
  6. Step 6: Final answer
    x = 173,740,087.92

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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.