Home / 146,286,512.01-219,396,189.90-87,215,606.98

Finding the Fourth Proportional to 146,286,512.01, 219,396,189.90 and 87,215,606.98

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Solution

The fourth proportional to 146,286,512.01, 219,396,189.90 and 87,215,606.98 is: 130,803,391.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,286,512.01 : 219,396,189.90 = 87,215,606.98 : x
  2. Step 2: Convert to fraction form
    146,286,512.01/219,396,189.90 = 87,215,606.98/x
  3. Step 3: Cross multiply
    146,286,512.01x = 219,396,189.90 × 87,215,606.98
  4. Step 4: Simplify right side
    146,286,512.01x = 19,134,771,869,694,788
  5. Step 5: Solve for x
    x = 19,134,771,869,694,788/146,286,512.01
  6. Step 6: Final answer
    x = 130,803,391.28

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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.