Home / 958,080,370.34-1,436,903,721.75-440,012,768.42

Finding the Fourth Proportional to 958,080,370.34, 1,436,903,721.75 and 440,012,768.42

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Solution

The fourth proportional to 958,080,370.34, 1,436,903,721.75 and 440,012,768.42 is: 659,919,568.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,080,370.34 : 1,436,903,721.75 = 440,012,768.42 : x
  2. Step 2: Convert to fraction form
    958,080,370.34/1,436,903,721.75 = 440,012,768.42/x
  3. Step 3: Cross multiply
    958,080,370.34x = 1,436,903,721.75 × 440,012,768.42
  4. Step 4: Simplify right side
    958,080,370.34x = 632,255,984,560,218,880
  5. Step 5: Solve for x
    x = 632,255,984,560,218,880/958,080,370.34
  6. Step 6: Final answer
    x = 659,919,568.48

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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.