Home / 210,951,857.20-316,427,785.80-174,672,151.60

Finding the Fourth Proportional to 210,951,857.20, 316,427,785.80 and 174,672,151.60

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Solution

The fourth proportional to 210,951,857.20, 316,427,785.80 and 174,672,151.60 is: 262,008,227.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,951,857.20 : 316,427,785.80 = 174,672,151.60 : x
  2. Step 2: Convert to fraction form
    210,951,857.20/316,427,785.80 = 174,672,151.60/x
  3. Step 3: Cross multiply
    210,951,857.20x = 316,427,785.80 × 174,672,151.60
  4. Step 4: Simplify right side
    210,951,857.20x = 55,271,122,171,709,928
  5. Step 5: Solve for x
    x = 55,271,122,171,709,928/210,951,857.20
  6. Step 6: Final answer
    x = 262,008,227.40

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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.