Home / 2,135,490,375.80-3,203,235,563.70-908,698,849.40

Finding the Fourth Proportional to 2,135,490,375.80, 3,203,235,563.70 and 908,698,849.40

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Solution

The fourth proportional to 2,135,490,375.80, 3,203,235,563.70 and 908,698,849.40 is: 1,363,048,274.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,490,375.80 : 3,203,235,563.70 = 908,698,849.40 : x
  2. Step 2: Convert to fraction form
    2,135,490,375.80/3,203,235,563.70 = 908,698,849.40/x
  3. Step 3: Cross multiply
    2,135,490,375.80x = 3,203,235,563.70 × 908,698,849.40
  4. Step 4: Simplify right side
    2,135,490,375.80x = 2,910,776,471,091,350,016
  5. Step 5: Solve for x
    x = 2,910,776,471,091,350,016/2,135,490,375.80
  6. Step 6: Final answer
    x = 1,363,048,274.10

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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.