Home / 67,989,460,003.20-101,984,190,004.80-53,785,955,260.80

Finding the Fourth Proportional to 67,989,460,003.20, 101,984,190,004.80 and 53,785,955,260.80

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Solution

The fourth proportional to 67,989,460,003.20, 101,984,190,004.80 and 53,785,955,260.80 is: 80,678,932,891.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,989,460,003.20 : 101,984,190,004.80 = 53,785,955,260.80 : x
  2. Step 2: Convert to fraction form
    67,989,460,003.20/101,984,190,004.80 = 53,785,955,260.80/x
  3. Step 3: Cross multiply
    67,989,460,003.20x = 101,984,190,004.80 × 53,785,955,260.80
  4. Step 4: Simplify right side
    67,989,460,003.20x = 5,485,317,080,907,099,668,480
  5. Step 5: Solve for x
    x = 5,485,317,080,907,099,668,480/67,989,460,003.20
  6. Step 6: Final answer
    x = 80,678,932,891.20

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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.