Home / 1,512,976,935.90-2,269,890,556.65-736,647,923.10

Finding the Fourth Proportional to 1,512,976,935.90, 2,269,890,556.65 and 736,647,923.10

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Solution

The fourth proportional to 1,512,976,935.90, 2,269,890,556.65 and 736,647,923.10 is: 1,105,178,885.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,976,935.90 : 2,269,890,556.65 = 736,647,923.10 : x
  2. Step 2: Convert to fraction form
    1,512,976,935.90/2,269,890,556.65 = 736,647,923.10/x
  3. Step 3: Cross multiply
    1,512,976,935.90x = 2,269,890,556.65 × 736,647,923.10
  4. Step 4: Simplify right side
    1,512,976,935.90x = 1,672,110,164,220,525,568
  5. Step 5: Solve for x
    x = 1,672,110,164,220,525,568/1,512,976,935.90
  6. Step 6: Final answer
    x = 1,105,178,885.77

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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.