Home / 527,285,715.48-790,374,914.55-177,410,324.48

Finding the Fourth Proportional to 527,285,715.48, 790,374,914.55 and 177,410,324.48

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Solution

The fourth proportional to 527,285,715.48, 790,374,914.55 and 177,410,324.48 is: 265,929,202.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,285,715.48 : 790,374,914.55 = 177,410,324.48 : x
  2. Step 2: Convert to fraction form
    527,285,715.48/790,374,914.55 = 177,410,324.48/x
  3. Step 3: Cross multiply
    527,285,715.48x = 790,374,914.55 × 177,410,324.48
  4. Step 4: Simplify right side
    527,285,715.48x = 140,220,670,047,215,888
  5. Step 5: Solve for x
    x = 140,220,670,047,215,888/527,285,715.48
  6. Step 6: Final answer
    x = 265,929,202.96

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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.