Home / 29,102,978,529.60-43,654,467,794.40-15,879,025,838.40

Finding the Fourth Proportional to 29,102,978,529.60, 43,654,467,794.40 and 15,879,025,838.40

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Solution

The fourth proportional to 29,102,978,529.60, 43,654,467,794.40 and 15,879,025,838.40 is: 23,818,538,757.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,102,978,529.60 : 43,654,467,794.40 = 15,879,025,838.40 : x
  2. Step 2: Convert to fraction form
    29,102,978,529.60/43,654,467,794.40 = 15,879,025,838.40/x
  3. Step 3: Cross multiply
    29,102,978,529.60x = 43,654,467,794.40 × 15,879,025,838.40
  4. Step 4: Simplify right side
    29,102,978,529.60x = 693,190,422,068,878,245,888
  5. Step 5: Solve for x
    x = 693,190,422,068,878,245,888/29,102,978,529.60
  6. Step 6: Final answer
    x = 23,818,538,757.60

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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.