Home / 1,170,068,794.30-1,755,363,007.05-393,692,542.30

Finding the Fourth Proportional to 1,170,068,794.30, 1,755,363,007.05 and 393,692,542.30

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Solution

The fourth proportional to 1,170,068,794.30, 1,755,363,007.05 and 393,692,542.30 is: 590,626,233.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,068,794.30 : 1,755,363,007.05 = 393,692,542.30 : x
  2. Step 2: Convert to fraction form
    1,170,068,794.30/1,755,363,007.05 = 393,692,542.30/x
  3. Step 3: Cross multiply
    1,170,068,794.30x = 1,755,363,007.05 × 393,692,542.30
  4. Step 4: Simplify right side
    1,170,068,794.30x = 691,073,324,904,887,296
  5. Step 5: Solve for x
    x = 691,073,324,904,887,296/1,170,068,794.30
  6. Step 6: Final answer
    x = 590,626,233.49

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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.