Home / 99,680,419.56-149,520,629.34-26,897,083.48

Finding the Fourth Proportional to 99,680,419.56, 149,520,629.34 and 26,897,083.48

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Solution

The fourth proportional to 99,680,419.56, 149,520,629.34 and 26,897,083.48 is: 40,345,625.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,680,419.56 : 149,520,629.34 = 26,897,083.48 : x
  2. Step 2: Convert to fraction form
    99,680,419.56/149,520,629.34 = 26,897,083.48/x
  3. Step 3: Cross multiply
    99,680,419.56x = 149,520,629.34 × 26,897,083.48
  4. Step 4: Simplify right side
    99,680,419.56x = 4,021,668,848,897,481
  5. Step 5: Solve for x
    x = 4,021,668,848,897,481/99,680,419.56
  6. Step 6: Final answer
    x = 40,345,625.22

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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.