Home / 1,728,887,651.03-2,385,865,728.71-935,933,604.50

Finding the Fourth Proportional to 1,728,887,651.03, 2,385,865,728.71 and 935,933,604.50

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Solution

The fourth proportional to 1,728,887,651.03, 2,385,865,728.71 and 935,933,604.50 is: 1,291,588,791.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,887,651.03 : 2,385,865,728.71 = 935,933,604.50 : x
  2. Step 2: Convert to fraction form
    1,728,887,651.03/2,385,865,728.71 = 935,933,604.50/x
  3. Step 3: Cross multiply
    1,728,887,651.03x = 2,385,865,728.71 × 935,933,604.50
  4. Step 4: Simplify right side
    1,728,887,651.03x = 2,233,011,911,324,569,344
  5. Step 5: Solve for x
    x = 2,233,011,911,324,569,344/1,728,887,651.03
  6. Step 6: Final answer
    x = 1,291,588,791.21

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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.