Home / 179,485,154.93-247,708,556.39-105,208,125.57

Finding the Fourth Proportional to 179,485,154.93, 247,708,556.39 and 105,208,125.57

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Solution

The fourth proportional to 179,485,154.93, 247,708,556.39 and 105,208,125.57 is: 145,198,375.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,485,154.93 : 247,708,556.39 = 105,208,125.57 : x
  2. Step 2: Convert to fraction form
    179,485,154.93/247,708,556.39 = 105,208,125.57/x
  3. Step 3: Cross multiply
    179,485,154.93x = 247,708,556.39 × 105,208,125.57
  4. Step 4: Simplify right side
    179,485,154.93x = 26,060,952,905,705,564
  5. Step 5: Solve for x
    x = 26,060,952,905,705,564/179,485,154.93
  6. Step 6: Final answer
    x = 145,198,375.41

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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.