Home / 157,650,028.56-217,659,408.52-141,101,495.28

Finding the Fourth Proportional to 157,650,028.56, 217,659,408.52 and 141,101,495.28

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Solution

The fourth proportional to 157,650,028.56, 217,659,408.52 and 141,101,495.28 is: 194,811,686.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,650,028.56 : 217,659,408.52 = 141,101,495.28 : x
  2. Step 2: Convert to fraction form
    157,650,028.56/217,659,408.52 = 141,101,495.28/x
  3. Step 3: Cross multiply
    157,650,028.56x = 217,659,408.52 × 141,101,495.28
  4. Step 4: Simplify right side
    157,650,028.56x = 30,712,068,003,932,372
  5. Step 5: Solve for x
    x = 30,712,068,003,932,372/157,650,028.56
  6. Step 6: Final answer
    x = 194,811,686.90

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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.