Home / 1,623,043,187.52-2,436,139,091.22-783,276,910.21

Finding the Fourth Proportional to 1,623,043,187.52, 2,436,139,091.22 and 783,276,910.21

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Solution

The fourth proportional to 1,623,043,187.52, 2,436,139,091.22 and 783,276,910.21 is: 1,175,675,123.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,043,187.52 : 2,436,139,091.22 = 783,276,910.21 : x
  2. Step 2: Convert to fraction form
    1,623,043,187.52/2,436,139,091.22 = 783,276,910.21/x
  3. Step 3: Cross multiply
    1,623,043,187.52x = 2,436,139,091.22 × 783,276,910.21
  4. Step 4: Simplify right side
    1,623,043,187.52x = 1,908,171,500,219,246,848
  5. Step 5: Solve for x
    x = 1,908,171,500,219,246,848/1,623,043,187.52
  6. Step 6: Final answer
    x = 1,175,675,123.67

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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.