Home / 2,211,560,151.72-3,051,934,872.04-1,207,978,359.04

Finding the Fourth Proportional to 2,211,560,151.72, 3,051,934,872.04 and 1,207,978,359.04

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Solution

The fourth proportional to 2,211,560,151.72, 3,051,934,872.04 and 1,207,978,359.04 is: 1,667,000,228.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211,560,151.72 : 3,051,934,872.04 = 1,207,978,359.04 : x
  2. Step 2: Convert to fraction form
    2,211,560,151.72/3,051,934,872.04 = 1,207,978,359.04/x
  3. Step 3: Cross multiply
    2,211,560,151.72x = 3,051,934,872.04 × 1,207,978,359.04
  4. Step 4: Simplify right side
    2,211,560,151.72x = 3,686,671,278,623,831,552
  5. Step 5: Solve for x
    x = 3,686,671,278,623,831,552/2,211,560,151.72
  6. Step 6: Final answer
    x = 1,667,000,228.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.