Home / 275,374,115.64-412,909,904.34-189,134,220.60

Finding the Fourth Proportional to 275,374,115.64, 412,909,904.34 and 189,134,220.60

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Solution

The fourth proportional to 275,374,115.64, 412,909,904.34 and 189,134,220.60 is: 283,597,435.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,374,115.64 : 412,909,904.34 = 189,134,220.60 : x
  2. Step 2: Convert to fraction form
    275,374,115.64/412,909,904.34 = 189,134,220.60/x
  3. Step 3: Cross multiply
    275,374,115.64x = 412,909,904.34 × 189,134,220.60
  4. Step 4: Simplify right side
    275,374,115.64x = 78,095,392,935,366,448
  5. Step 5: Solve for x
    x = 78,095,392,935,366,448/275,374,115.64
  6. Step 6: Final answer
    x = 283,597,435.27

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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.