Home / 251,757,171.72-377,676,113.49-106,212,171.66

Finding the Fourth Proportional to 251,757,171.72, 377,676,113.49 and 106,212,171.66

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Solution

The fourth proportional to 251,757,171.72, 377,676,113.49 and 106,212,171.66 is: 159,335,282.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,757,171.72 : 377,676,113.49 = 106,212,171.66 : x
  2. Step 2: Convert to fraction form
    251,757,171.72/377,676,113.49 = 106,212,171.66/x
  3. Step 3: Cross multiply
    251,757,171.72x = 377,676,113.49 × 106,212,171.66
  4. Step 4: Simplify right side
    251,757,171.72x = 40,113,800,197,881,520
  5. Step 5: Solve for x
    x = 40,113,800,197,881,520/251,757,171.72
  6. Step 6: Final answer
    x = 159,335,282.98

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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.