Home / 263,828,780,875.58-395,562,504,900.81-134,353,529,489.12

Finding the Fourth Proportional to 263,828,780,875.58, 395,562,504,900.81 and 134,353,529,489.12

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Solution

The fourth proportional to 263,828,780,875.58, 395,562,504,900.81 and 134,353,529,489.12 is: 201,438,290,737.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,828,780,875.58 : 395,562,504,900.81 = 134,353,529,489.12 : x
  2. Step 2: Convert to fraction form
    263,828,780,875.58/395,562,504,900.81 = 134,353,529,489.12/x
  3. Step 3: Cross multiply
    263,828,780,875.58x = 395,562,504,900.81 × 134,353,529,489.12
  4. Step 4: Simplify right side
    263,828,780,875.58x = 53,145,218,666,981,144,657,920
  5. Step 5: Solve for x
    x = 53,145,218,666,981,144,657,920/263,828,780,875.58
  6. Step 6: Final answer
    x = 201,438,290,737.67

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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.