Home / 289,744,706.20-434,617,059.30-95,686,072.60

Finding the Fourth Proportional to 289,744,706.20, 434,617,059.30 and 95,686,072.60

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Solution

The fourth proportional to 289,744,706.20, 434,617,059.30 and 95,686,072.60 is: 143,529,108.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,744,706.20 : 434,617,059.30 = 95,686,072.60 : x
  2. Step 2: Convert to fraction form
    289,744,706.20/434,617,059.30 = 95,686,072.60/x
  3. Step 3: Cross multiply
    289,744,706.20x = 434,617,059.30 × 95,686,072.60
  4. Step 4: Simplify right side
    289,744,706.20x = 41,586,799,489,378,304
  5. Step 5: Solve for x
    x = 41,586,799,489,378,304/289,744,706.20
  6. Step 6: Final answer
    x = 143,529,108.90

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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.