Home / 797,131,159.40-1,195,696,739.10-489,425,508.20

Finding the Fourth Proportional to 797,131,159.40, 1,195,696,739.10 and 489,425,508.20

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Solution

The fourth proportional to 797,131,159.40, 1,195,696,739.10 and 489,425,508.20 is: 734,138,262.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,131,159.40 : 1,195,696,739.10 = 489,425,508.20 : x
  2. Step 2: Convert to fraction form
    797,131,159.40/1,195,696,739.10 = 489,425,508.20/x
  3. Step 3: Cross multiply
    797,131,159.40x = 1,195,696,739.10 × 489,425,508.20
  4. Step 4: Simplify right side
    797,131,159.40x = 585,204,484,187,100,288
  5. Step 5: Solve for x
    x = 585,204,484,187,100,288/797,131,159.40
  6. Step 6: Final answer
    x = 734,138,262.30

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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.