Home / 166,531,441.22-249,940,650.89-115,449,332.30

Finding the Fourth Proportional to 166,531,441.22, 249,940,650.89 and 115,449,332.30

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Solution

The fourth proportional to 166,531,441.22, 249,940,650.89 and 115,449,332.30 is: 173,273,473.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,531,441.22 : 249,940,650.89 = 115,449,332.30 : x
  2. Step 2: Convert to fraction form
    166,531,441.22/249,940,650.89 = 115,449,332.30/x
  3. Step 3: Cross multiply
    166,531,441.22x = 249,940,650.89 × 115,449,332.30
  4. Step 4: Simplify right side
    166,531,441.22x = 28,855,481,258,050,952
  5. Step 5: Solve for x
    x = 28,855,481,258,050,952/166,531,441.22
  6. Step 6: Final answer
    x = 173,273,473.45

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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.