Home / 272,586,222.11-376,163,877.37-166,731,861.51

Finding the Fourth Proportional to 272,586,222.11, 376,163,877.37 and 166,731,861.51

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Solution

The fourth proportional to 272,586,222.11, 376,163,877.37 and 166,731,861.51 is: 230,086,843.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,586,222.11 : 376,163,877.37 = 166,731,861.51 : x
  2. Step 2: Convert to fraction form
    272,586,222.11/376,163,877.37 = 166,731,861.51/x
  3. Step 3: Cross multiply
    272,586,222.11x = 376,163,877.37 × 166,731,861.51
  4. Step 4: Simplify right side
    272,586,222.11x = 62,718,503,506,302,632
  5. Step 5: Solve for x
    x = 62,718,503,506,302,632/272,586,222.11
  6. Step 6: Final answer
    x = 230,086,843.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.