Home / 15,598,814,978.80-21,524,548,623.49-8,732,587,592.26

Finding the Fourth Proportional to 15,598,814,978.80, 21,524,548,623.49 and 8,732,587,592.26

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Solution

The fourth proportional to 15,598,814,978.80, 21,524,548,623.49 and 8,732,587,592.26 is: 12,049,954,210.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,598,814,978.80 : 21,524,548,623.49 = 8,732,587,592.26 : x
  2. Step 2: Convert to fraction form
    15,598,814,978.80/21,524,548,623.49 = 8,732,587,592.26/x
  3. Step 3: Cross multiply
    15,598,814,978.80x = 21,524,548,623.49 × 8,732,587,592.26
  4. Step 4: Simplify right side
    15,598,814,978.80x = 187,965,006,238,485,839,872
  5. Step 5: Solve for x
    x = 187,965,006,238,485,839,872/15,598,814,978.80
  6. Step 6: Final answer
    x = 12,049,954,210.88

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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.