Home / 12,047,178,163.52-16,625,509,107.63-6,694,964,109.20

Finding the Fourth Proportional to 12,047,178,163.52, 16,625,509,107.63 and 6,694,964,109.20

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Solution

The fourth proportional to 12,047,178,163.52, 16,625,509,107.63 and 6,694,964,109.20 is: 9,239,274,563.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,047,178,163.52 : 16,625,509,107.63 = 6,694,964,109.20 : x
  2. Step 2: Convert to fraction form
    12,047,178,163.52/16,625,509,107.63 = 6,694,964,109.20/x
  3. Step 3: Cross multiply
    12,047,178,163.52x = 16,625,509,107.63 × 6,694,964,109.20
  4. Step 4: Simplify right side
    12,047,178,163.52x = 111,307,186,772,760,559,616
  5. Step 5: Solve for x
    x = 111,307,186,772,760,559,616/12,047,178,163.52
  6. Step 6: Final answer
    x = 9,239,274,563.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.