Home / 354,310,180.74-531,418,610.88-105,310,122.54

Finding the Fourth Proportional to 354,310,180.74, 531,418,610.88 and 105,310,122.54

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Solution

The fourth proportional to 354,310,180.74, 531,418,610.88 and 105,310,122.54 is: 157,951,315.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,310,180.74 : 531,418,610.88 = 105,310,122.54 : x
  2. Step 2: Convert to fraction form
    354,310,180.74/531,418,610.88 = 105,310,122.54/x
  3. Step 3: Cross multiply
    354,310,180.74x = 531,418,610.88 × 105,310,122.54
  4. Step 4: Simplify right side
    354,310,180.74x = 55,963,759,031,809,384
  5. Step 5: Solve for x
    x = 55,963,759,031,809,384/354,310,180.74
  6. Step 6: Final answer
    x = 157,951,315.19

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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.