Home / 22,296,307,742.47-30,769,558,064.18-12,135,693,712.72

Finding the Fourth Proportional to 22,296,307,742.47, 30,769,558,064.18 and 12,135,693,712.72

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Solution

The fourth proportional to 22,296,307,742.47, 30,769,558,064.18 and 12,135,693,712.72 is: 16,747,612,952.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,296,307,742.47 : 30,769,558,064.18 = 12,135,693,712.72 : x
  2. Step 2: Convert to fraction form
    22,296,307,742.47/30,769,558,064.18 = 12,135,693,712.72/x
  3. Step 3: Cross multiply
    22,296,307,742.47x = 30,769,558,064.18 × 12,135,693,712.72
  4. Step 4: Simplify right side
    22,296,307,742.47x = 373,409,932,342,642,212,864
  5. Step 5: Solve for x
    x = 373,409,932,342,642,212,864/22,296,307,742.47
  6. Step 6: Final answer
    x = 16,747,612,952.59

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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.