Home / 146,258,063.25-201,835,383.55-79,276,751.38

Finding the Fourth Proportional to 146,258,063.25, 201,835,383.55 and 79,276,751.38

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Solution

The fourth proportional to 146,258,063.25, 201,835,383.55 and 79,276,751.38 is: 109,401,513.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,258,063.25 : 201,835,383.55 = 79,276,751.38 : x
  2. Step 2: Convert to fraction form
    146,258,063.25/201,835,383.55 = 79,276,751.38/x
  3. Step 3: Cross multiply
    146,258,063.25x = 201,835,383.55 × 79,276,751.38
  4. Step 4: Simplify right side
    146,258,063.25x = 16,000,853,521,380,292
  5. Step 5: Solve for x
    x = 16,000,853,521,380,292/146,258,063.25
  6. Step 6: Final answer
    x = 109,401,513.78

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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.