Home / 4,080,963,235.20-6,121,444,852.80-1,320,871,257.60

Finding the Fourth Proportional to 4,080,963,235.20, 6,121,444,852.80 and 1,320,871,257.60

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Solution

The fourth proportional to 4,080,963,235.20, 6,121,444,852.80 and 1,320,871,257.60 is: 1,981,306,886.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080,963,235.20 : 6,121,444,852.80 = 1,320,871,257.60 : x
  2. Step 2: Convert to fraction form
    4,080,963,235.20/6,121,444,852.80 = 1,320,871,257.60/x
  3. Step 3: Cross multiply
    4,080,963,235.20x = 6,121,444,852.80 × 1,320,871,257.60
  4. Step 4: Simplify right side
    4,080,963,235.20x = 8,085,640,561,046,982,656
  5. Step 5: Solve for x
    x = 8,085,640,561,046,982,656/4,080,963,235.20
  6. Step 6: Final answer
    x = 1,981,306,886.40

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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.