Home / 210,951,858.20-316,427,787.30-174,672,152.60

Finding the Fourth Proportional to 210,951,858.20, 316,427,787.30 and 174,672,152.60

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Solution

The fourth proportional to 210,951,858.20, 316,427,787.30 and 174,672,152.60 is: 262,008,228.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,951,858.20 : 316,427,787.30 = 174,672,152.60 : x
  2. Step 2: Convert to fraction form
    210,951,858.20/316,427,787.30 = 174,672,152.60/x
  3. Step 3: Cross multiply
    210,951,858.20x = 316,427,787.30 × 174,672,152.60
  4. Step 4: Simplify right side
    210,951,858.20x = 55,271,122,750,145,944
  5. Step 5: Solve for x
    x = 55,271,122,750,145,944/210,951,858.20
  6. Step 6: Final answer
    x = 262,008,228.90

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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.