Home / 1,302,855,082.16-1,954,281,379-333,505,142.96

Finding the Fourth Proportional to 1,302,855,082.16, 1,954,281,379 and 333,505,142.96

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Solution

The fourth proportional to 1,302,855,082.16, 1,954,281,379 and 333,505,142.96 is: 500,257,395.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,855,082.16 : 1,954,281,379 = 333,505,142.96 : x
  2. Step 2: Convert to fraction form
    1,302,855,082.16/1,954,281,379 = 333,505,142.96/x
  3. Step 3: Cross multiply
    1,302,855,082.16x = 1,954,281,379 × 333,505,142.96
  4. Step 4: Simplify right side
    1,302,855,082.16x = 651,762,890,687,460,864
  5. Step 5: Solve for x
    x = 651,762,890,687,460,864/1,302,855,082.16
  6. Step 6: Final answer
    x = 500,257,395.94

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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.