Home / 1,800,661,747.68-2,700,942,233.04-573,903,813.60

Finding the Fourth Proportional to 1,800,661,747.68, 2,700,942,233.04 and 573,903,813.60

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Solution

The fourth proportional to 1,800,661,747.68, 2,700,942,233.04 and 573,903,813.60 is: 860,839,660.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,661,747.68 : 2,700,942,233.04 = 573,903,813.60 : x
  2. Step 2: Convert to fraction form
    1,800,661,747.68/2,700,942,233.04 = 573,903,813.60/x
  3. Step 3: Cross multiply
    1,800,661,747.68x = 2,700,942,233.04 × 573,903,813.60
  4. Step 4: Simplify right side
    1,800,661,747.68x = 1,550,081,047,854,956,032
  5. Step 5: Solve for x
    x = 1,550,081,047,854,956,032/1,800,661,747.68
  6. Step 6: Final answer
    x = 860,839,660.67

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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.