Home / 1,081,269,106.20-1,621,903,659.30-622,104,082.20

Finding the Fourth Proportional to 1,081,269,106.20, 1,621,903,659.30 and 622,104,082.20

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Solution

The fourth proportional to 1,081,269,106.20, 1,621,903,659.30 and 622,104,082.20 is: 933,156,123.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,269,106.20 : 1,621,903,659.30 = 622,104,082.20 : x
  2. Step 2: Convert to fraction form
    1,081,269,106.20/1,621,903,659.30 = 622,104,082.20/x
  3. Step 3: Cross multiply
    1,081,269,106.20x = 1,621,903,659.30 × 622,104,082.20
  4. Step 4: Simplify right side
    1,081,269,106.20x = 1,008,992,887,385,648,000
  5. Step 5: Solve for x
    x = 1,008,992,887,385,648,000/1,081,269,106.20
  6. Step 6: Final answer
    x = 933,156,123.30

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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.