Home / 154,526,429.92-213,258,334.08-88,467,647.44

Finding the Fourth Proportional to 154,526,429.92, 213,258,334.08 and 88,467,647.44

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Solution

The fourth proportional to 154,526,429.92, 213,258,334.08 and 88,467,647.44 is: 122,092,143.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,526,429.92 : 213,258,334.08 = 88,467,647.44 : x
  2. Step 2: Convert to fraction form
    154,526,429.92/213,258,334.08 = 88,467,647.44/x
  3. Step 3: Cross multiply
    154,526,429.92x = 213,258,334.08 × 88,467,647.44
  4. Step 4: Simplify right side
    154,526,429.92x = 18,866,463,113,031,176
  5. Step 5: Solve for x
    x = 18,866,463,113,031,176/154,526,429.92
  6. Step 6: Final answer
    x = 122,092,143.87

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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.