Home / 1,760,481,475.20-2,640,722,212.80-842,151,427.20

Finding the Fourth Proportional to 1,760,481,475.20, 2,640,722,212.80 and 842,151,427.20

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Solution

The fourth proportional to 1,760,481,475.20, 2,640,722,212.80 and 842,151,427.20 is: 1,263,227,140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,481,475.20 : 2,640,722,212.80 = 842,151,427.20 : x
  2. Step 2: Convert to fraction form
    1,760,481,475.20/2,640,722,212.80 = 842,151,427.20/x
  3. Step 3: Cross multiply
    1,760,481,475.20x = 2,640,722,212.80 × 842,151,427.20
  4. Step 4: Simplify right side
    1,760,481,475.20x = 2,223,887,980,348,262,400
  5. Step 5: Solve for x
    x = 2,223,887,980,348,262,400/1,760,481,475.20
  6. Step 6: Final answer
    x = 1,263,227,140.80

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1.5x scale

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.