Home / 73,163,915.33-109,745,920.38-18,580,594.37

Finding the Fourth Proportional to 73,163,915.33, 109,745,920.38 and 18,580,594.37

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Solution

The fourth proportional to 73,163,915.33, 109,745,920.38 and 18,580,594.37 is: 27,870,903.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,163,915.33 : 109,745,920.38 = 18,580,594.37 : x
  2. Step 2: Convert to fraction form
    73,163,915.33/109,745,920.38 = 18,580,594.37/x
  3. Step 3: Cross multiply
    73,163,915.33x = 109,745,920.38 × 18,580,594.37
  4. Step 4: Simplify right side
    73,163,915.33x = 2,039,144,430,343,096.25
  5. Step 5: Solve for x
    x = 2,039,144,430,343,096.25/73,163,915.33
  6. Step 6: Final answer
    x = 27,870,903.59

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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.