Home / 154,526,391.56-213,258,281.28-88,467,609.44

Finding the Fourth Proportional to 154,526,391.56, 213,258,281.28 and 88,467,609.44

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Solution

The fourth proportional to 154,526,391.56, 213,258,281.28 and 88,467,609.44 is: 122,092,091.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,526,391.56 : 213,258,281.28 = 88,467,609.44 : x
  2. Step 2: Convert to fraction form
    154,526,391.56/213,258,281.28 = 88,467,609.44/x
  3. Step 3: Cross multiply
    154,526,391.56x = 213,258,281.28 × 88,467,609.44
  4. Step 4: Simplify right side
    154,526,391.56x = 18,866,450,338,124,704
  5. Step 5: Solve for x
    x = 18,866,450,338,124,704/154,526,391.56
  6. Step 6: Final answer
    x = 122,092,091.50

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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.