Home / 1,324,024,880.40-1,827,086,803.92-729,296,561.76

Finding the Fourth Proportional to 1,324,024,880.40, 1,827,086,803.92 and 729,296,561.76

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Solution

The fourth proportional to 1,324,024,880.40, 1,827,086,803.92 and 729,296,561.76 is: 1,006,392,057.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,024,880.40 : 1,827,086,803.92 = 729,296,561.76 : x
  2. Step 2: Convert to fraction form
    1,324,024,880.40/1,827,086,803.92 = 729,296,561.76/x
  3. Step 3: Cross multiply
    1,324,024,880.40x = 1,827,086,803.92 × 729,296,561.76
  4. Step 4: Simplify right side
    1,324,024,880.40x = 1,332,488,124,135,923,456
  5. Step 5: Solve for x
    x = 1,332,488,124,135,923,456/1,324,024,880.40
  6. Step 6: Final answer
    x = 1,006,392,057.93

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1.5x scale

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.