Home / 13,433,049,358.35-18,543,553,102.40-8,677,644,425.07

Finding the Fourth Proportional to 13,433,049,358.35, 18,543,553,102.40 and 8,677,644,425.07

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Solution

The fourth proportional to 13,433,049,358.35, 18,543,553,102.40 and 8,677,644,425.07 is: 11,978,989,722.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,433,049,358.35 : 18,543,553,102.40 = 8,677,644,425.07 : x
  2. Step 2: Convert to fraction form
    13,433,049,358.35/18,543,553,102.40 = 8,677,644,425.07/x
  3. Step 3: Cross multiply
    13,433,049,358.35x = 18,543,553,102.40 × 8,677,644,425.07
  4. Step 4: Simplify right side
    13,433,049,358.35x = 160,914,360,199,987,462,144
  5. Step 5: Solve for x
    x = 160,914,360,199,987,462,144/13,433,049,358.35
  6. Step 6: Final answer
    x = 11,978,989,722.09

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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.