Home / 289,745,404.20-434,618,106.30-95,686,770.60

Finding the Fourth Proportional to 289,745,404.20, 434,618,106.30 and 95,686,770.60

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Solution

The fourth proportional to 289,745,404.20, 434,618,106.30 and 95,686,770.60 is: 143,530,155.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,745,404.20 : 434,618,106.30 = 95,686,770.60 : x
  2. Step 2: Convert to fraction form
    289,745,404.20/434,618,106.30 = 95,686,770.60/x
  3. Step 3: Cross multiply
    289,745,404.20x = 434,618,106.30 × 95,686,770.60
  4. Step 4: Simplify right side
    289,745,404.20x = 41,587,203,036,134,512
  5. Step 5: Solve for x
    x = 41,587,203,036,134,512/289,745,404.20
  6. Step 6: Final answer
    x = 143,530,155.90

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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.