Home / 245,985,231.28-339,463,654.32-146,874,638.56

Finding the Fourth Proportional to 245,985,231.28, 339,463,654.32 and 146,874,638.56

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Solution

The fourth proportional to 245,985,231.28, 339,463,654.32 and 146,874,638.56 is: 202,689,410.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,985,231.28 : 339,463,654.32 = 146,874,638.56 : x
  2. Step 2: Convert to fraction form
    245,985,231.28/339,463,654.32 = 146,874,638.56/x
  3. Step 3: Cross multiply
    245,985,231.28x = 339,463,654.32 × 146,874,638.56
  4. Step 4: Simplify right side
    245,985,231.28x = 49,858,601,532,506,784
  5. Step 5: Solve for x
    x = 49,858,601,532,506,784/245,985,231.28
  6. Step 6: Final answer
    x = 202,689,410.55

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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.