Home / 117,250,481.28-175,877,217.60-30,988,142.40

Finding the Fourth Proportional to 117,250,481.28, 175,877,217.60 and 30,988,142.40

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Solution

The fourth proportional to 117,250,481.28, 175,877,217.60 and 30,988,142.40 is: 46,482,608.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,250,481.28 : 175,877,217.60 = 30,988,142.40 : x
  2. Step 2: Convert to fraction form
    117,250,481.28/175,877,217.60 = 30,988,142.40/x
  3. Step 3: Cross multiply
    117,250,481.28x = 175,877,217.60 × 30,988,142.40
  4. Step 4: Simplify right side
    117,250,481.28x = 5,450,108,263,904,586
  5. Step 5: Solve for x
    x = 5,450,108,263,904,586/117,250,481.28
  6. Step 6: Final answer
    x = 46,482,608.89

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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.