Home / 391,436,999,174.01-540,230,084,469.06-237,108,150,466.71

Finding the Fourth Proportional to 391,436,999,174.01, 540,230,084,469.06 and 237,108,150,466.71

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Solution

The fourth proportional to 391,436,999,174.01, 540,230,084,469.06 and 237,108,150,466.71 is: 327,237,732,828.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    391,436,999,174.01 : 540,230,084,469.06 = 237,108,150,466.71 : x
  2. Step 2: Convert to fraction form
    391,436,999,174.01/540,230,084,469.06 = 237,108,150,466.71/x
  3. Step 3: Cross multiply
    391,436,999,174.01x = 540,230,084,469.06 × 237,108,150,466.71
  4. Step 4: Simplify right side
    391,436,999,174.01x = 128,092,956,154,933,324,808,192
  5. Step 5: Solve for x
    x = 128,092,956,154,933,324,808,192/391,436,999,174.01
  6. Step 6: Final answer
    x = 327,237,732,828.60

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1.5x scale

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.