Home / 225,374,829.10-311,309,013.45-186,374,145.58

Finding the Fourth Proportional to 225,374,829.10, 311,309,013.45 and 186,374,145.58

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Solution

The fourth proportional to 225,374,829.10, 311,309,013.45 and 186,374,145.58 is: 257,437,583.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,374,829.10 : 311,309,013.45 = 186,374,145.58 : x
  2. Step 2: Convert to fraction form
    225,374,829.10/311,309,013.45 = 186,374,145.58/x
  3. Step 3: Cross multiply
    225,374,829.10x = 311,309,013.45 × 186,374,145.58
  4. Step 4: Simplify right side
    225,374,829.10x = 58,019,951,393,017,104
  5. Step 5: Solve for x
    x = 58,019,951,393,017,104/225,374,829.10
  6. Step 6: Final answer
    x = 257,437,583.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.