Home / 769,593,880.17-1,062,031,609.77-430,497,960.29

Finding the Fourth Proportional to 769,593,880.17, 1,062,031,609.77 and 430,497,960.29

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Solution

The fourth proportional to 769,593,880.17, 1,062,031,609.77 and 430,497,960.29 is: 594,082,740.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,593,880.17 : 1,062,031,609.77 = 430,497,960.29 : x
  2. Step 2: Convert to fraction form
    769,593,880.17/1,062,031,609.77 = 430,497,960.29/x
  3. Step 3: Cross multiply
    769,593,880.17x = 1,062,031,609.77 × 430,497,960.29
  4. Step 4: Simplify right side
    769,593,880.17x = 457,202,441,764,180,096
  5. Step 5: Solve for x
    x = 457,202,441,764,180,096/769,593,880.17
  6. Step 6: Final answer
    x = 594,082,740.97

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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.