Home / 4,080,963,133.20-6,121,444,699.80-1,320,871,155.60

Finding the Fourth Proportional to 4,080,963,133.20, 6,121,444,699.80 and 1,320,871,155.60

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Solution

The fourth proportional to 4,080,963,133.20, 6,121,444,699.80 and 1,320,871,155.60 is: 1,981,306,733.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080,963,133.20 : 6,121,444,699.80 = 1,320,871,155.60 : x
  2. Step 2: Convert to fraction form
    4,080,963,133.20/6,121,444,699.80 = 1,320,871,155.60/x
  3. Step 3: Cross multiply
    4,080,963,133.20x = 6,121,444,699.80 × 1,320,871,155.60
  4. Step 4: Simplify right side
    4,080,963,133.20x = 8,085,639,734,566,321,152
  5. Step 5: Solve for x
    x = 8,085,639,734,566,321,152/4,080,963,133.20
  6. Step 6: Final answer
    x = 1,981,306,733.40

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Double scale
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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.