Home / 106,859,100,113.52-160,315,781,257.42-49,467,309,892.56

Finding the Fourth Proportional to 106,859,100,113.52, 160,315,781,257.42 and 49,467,309,892.56

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Solution

The fourth proportional to 106,859,100,113.52, 160,315,781,257.42 and 49,467,309,892.56 is: 74,213,524,385.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,859,100,113.52 : 160,315,781,257.42 = 49,467,309,892.56 : x
  2. Step 2: Convert to fraction form
    106,859,100,113.52/160,315,781,257.42 = 49,467,309,892.56/x
  3. Step 3: Cross multiply
    106,859,100,113.52x = 160,315,781,257.42 × 49,467,309,892.56
  4. Step 4: Simplify right side
    106,859,100,113.52x = 7,930,390,432,128,657,522,688
  5. Step 5: Solve for x
    x = 7,930,390,432,128,657,522,688/106,859,100,113.52
  6. Step 6: Final answer
    x = 74,213,524,385.89

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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.