Home / 1,811,481,470.40-2,716,265,611.80-775,171,520.40

Finding the Fourth Proportional to 1,811,481,470.40, 2,716,265,611.80 and 775,171,520.40

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Solution

The fourth proportional to 1,811,481,470.40, 2,716,265,611.80 and 775,171,520.40 is: 1,162,347,933.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,481,470.40 : 2,716,265,611.80 = 775,171,520.40 : x
  2. Step 2: Convert to fraction form
    1,811,481,470.40/2,716,265,611.80 = 775,171,520.40/x
  3. Step 3: Cross multiply
    1,811,481,470.40x = 2,716,265,611.80 × 775,171,520.40
  4. Step 4: Simplify right side
    1,811,481,470.40x = 2,105,571,744,109,242,368
  5. Step 5: Solve for x
    x = 2,105,571,744,109,242,368/1,811,481,470.40
  6. Step 6: Final answer
    x = 1,162,347,933.73

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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.