Home / 30,556,747,066.46-45,835,109,811.70-8,171,913,628.82

Finding the Fourth Proportional to 30,556,747,066.46, 45,835,109,811.70 and 8,171,913,628.82

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Solution

The fourth proportional to 30,556,747,066.46, 45,835,109,811.70 and 8,171,913,628.82 is: 12,257,867,558.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,556,747,066.46 : 45,835,109,811.70 = 8,171,913,628.82 : x
  2. Step 2: Convert to fraction form
    30,556,747,066.46/45,835,109,811.70 = 8,171,913,628.82/x
  3. Step 3: Cross multiply
    30,556,747,066.46x = 45,835,109,811.70 × 8,171,913,628.82
  4. Step 4: Simplify right side
    30,556,747,066.46x = 374,560,558,548,692,500,480
  5. Step 5: Solve for x
    x = 374,560,558,548,692,500,480/30,556,747,066.46
  6. Step 6: Final answer
    x = 12,257,867,558.15

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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.