Home / 1,760,489,622.80-2,640,734,434.20-842,159,574.80

Finding the Fourth Proportional to 1,760,489,622.80, 2,640,734,434.20 and 842,159,574.80

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Solution

The fourth proportional to 1,760,489,622.80, 2,640,734,434.20 and 842,159,574.80 is: 1,263,239,362.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,489,622.80 : 2,640,734,434.20 = 842,159,574.80 : x
  2. Step 2: Convert to fraction form
    1,760,489,622.80/2,640,734,434.20 = 842,159,574.80/x
  3. Step 3: Cross multiply
    1,760,489,622.80x = 2,640,734,434.20 × 842,159,574.80
  4. Step 4: Simplify right side
    1,760,489,622.80x = 2,223,919,788,265,590,272
  5. Step 5: Solve for x
    x = 2,223,919,788,265,590,272/1,760,489,622.80
  6. Step 6: Final answer
    x = 1,263,239,362.20

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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.