Home / 438,819,132,606.81-658,070,783,708.13-151,899,231,233.10

Finding the Fourth Proportional to 438,819,132,606.81, 658,070,783,708.13 and 151,899,231,233.10

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Solution

The fourth proportional to 438,819,132,606.81, 658,070,783,708.13 and 151,899,231,233.10 is: 227,794,183,786.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,819,132,606.81 : 658,070,783,708.13 = 151,899,231,233.10 : x
  2. Step 2: Convert to fraction form
    438,819,132,606.81/658,070,783,708.13 = 151,899,231,233.10/x
  3. Step 3: Cross multiply
    438,819,132,606.81x = 658,070,783,708.13 × 151,899,231,233.10
  4. Step 4: Simplify right side
    438,819,132,606.81x = 99,960,446,142,228,585,250,816
  5. Step 5: Solve for x
    x = 99,960,446,142,228,585,250,816/438,819,132,606.81
  6. Step 6: Final answer
    x = 227,794,183,786.87

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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.