Home / 492,082,079.10-737,619,233.85-287,504,850.30

Finding the Fourth Proportional to 492,082,079.10, 737,619,233.85 and 287,504,850.30

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Solution

The fourth proportional to 492,082,079.10, 737,619,233.85 and 287,504,850.30 is: 430,962,874.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,082,079.10 : 737,619,233.85 = 287,504,850.30 : x
  2. Step 2: Convert to fraction form
    492,082,079.10/737,619,233.85 = 287,504,850.30/x
  3. Step 3: Cross multiply
    492,082,079.10x = 737,619,233.85 × 287,504,850.30
  4. Step 4: Simplify right side
    492,082,079.10x = 212,069,107,406,444,960
  5. Step 5: Solve for x
    x = 212,069,107,406,444,960/492,082,079.10
  6. Step 6: Final answer
    x = 430,962,874.72

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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.