Home / 13,542,429,934.48-20,305,597,583.46-5,148,949,959.76

Finding the Fourth Proportional to 13,542,429,934.48, 20,305,597,583.46 and 5,148,949,959.76

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Solution

The fourth proportional to 13,542,429,934.48, 20,305,597,583.46 and 5,148,949,959.76 is: 7,720,365,279.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,542,429,934.48 : 20,305,597,583.46 = 5,148,949,959.76 : x
  2. Step 2: Convert to fraction form
    13,542,429,934.48/20,305,597,583.46 = 5,148,949,959.76/x
  3. Step 3: Cross multiply
    13,542,429,934.48x = 20,305,597,583.46 × 5,148,949,959.76
  4. Step 4: Simplify right side
    13,542,429,934.48x = 104,552,505,860,259,119,104
  5. Step 5: Solve for x
    x = 104,552,505,860,259,119,104/13,542,429,934.48
  6. Step 6: Final answer
    x = 7,720,365,279.06

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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.