Home / 12,083,556,247.32-18,128,138,377.14-3,802,228,059.72

Finding the Fourth Proportional to 12,083,556,247.32, 18,128,138,377.14 and 3,802,228,059.72

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Solution

The fourth proportional to 12,083,556,247.32, 18,128,138,377.14 and 3,802,228,059.72 is: 5,704,224,401.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,083,556,247.32 : 18,128,138,377.14 = 3,802,228,059.72 : x
  2. Step 2: Convert to fraction form
    12,083,556,247.32/18,128,138,377.14 = 3,802,228,059.72/x
  3. Step 3: Cross multiply
    12,083,556,247.32x = 18,128,138,377.14 × 3,802,228,059.72
  4. Step 4: Simplify right side
    12,083,556,247.32x = 68,927,316,408,048,689,152
  5. Step 5: Solve for x
    x = 68,927,316,408,048,689,152/12,083,556,247.32
  6. Step 6: Final answer
    x = 5,704,224,401.93

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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.