Home / 177,172,302.27-265,894,098.44-80,196,112.55

Finding the Fourth Proportional to 177,172,302.27, 265,894,098.44 and 80,196,112.55

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Solution

The fourth proportional to 177,172,302.27, 265,894,098.44 and 80,196,112.55 is: 120,355,567.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,172,302.27 : 265,894,098.44 = 80,196,112.55 : x
  2. Step 2: Convert to fraction form
    177,172,302.27/265,894,098.44 = 80,196,112.55/x
  3. Step 3: Cross multiply
    177,172,302.27x = 265,894,098.44 × 80,196,112.55
  4. Step 4: Simplify right side
    177,172,302.27x = 21,323,673,044,474,040
  5. Step 5: Solve for x
    x = 21,323,673,044,474,040/177,172,302.27
  6. Step 6: Final answer
    x = 120,355,567.84

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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.