Home / 98,365,635.63-146,910,708.86-89,125,145.98

Finding the Fourth Proportional to 98,365,635.63, 146,910,708.86 and 89,125,145.98

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Solution

The fourth proportional to 98,365,635.63, 146,910,708.86 and 89,125,145.98 is: 133,109,884.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,365,635.63 : 146,910,708.86 = 89,125,145.98 : x
  2. Step 2: Convert to fraction form
    98,365,635.63/146,910,708.86 = 89,125,145.98/x
  3. Step 3: Cross multiply
    98,365,635.63x = 146,910,708.86 × 89,125,145.98
  4. Step 4: Simplify right side
    98,365,635.63x = 13,093,438,372,359,876
  5. Step 5: Solve for x
    x = 13,093,438,372,359,876/98,365,635.63
  6. Step 6: Final answer
    x = 133,109,884.24

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.