Home / 71,956,498.72-107,942,308.08-23,438,135.20

Finding the Fourth Proportional to 71,956,498.72, 107,942,308.08 and 23,438,135.20

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Solution

The fourth proportional to 71,956,498.72, 107,942,308.08 and 23,438,135.20 is: 35,159,665.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,956,498.72 : 107,942,308.08 = 23,438,135.20 : x
  2. Step 2: Convert to fraction form
    71,956,498.72/107,942,308.08 = 23,438,135.20/x
  3. Step 3: Cross multiply
    71,956,498.72x = 107,942,308.08 × 23,438,135.20
  4. Step 4: Simplify right side
    71,956,498.72x = 2,529,966,410,579,092.50
  5. Step 5: Solve for x
    x = 2,529,966,410,579,092.50/71,956,498.72
  6. Step 6: Final answer
    x = 35,159,665.29

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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.