Home / 82,191,224.01-113,419,858.56-45,021,669.19

Finding the Fourth Proportional to 82,191,224.01, 113,419,858.56 and 45,021,669.19

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Solution

The fourth proportional to 82,191,224.01, 113,419,858.56 and 45,021,669.19 is: 62,127,695.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,191,224.01 : 113,419,858.56 = 45,021,669.19 : x
  2. Step 2: Convert to fraction form
    82,191,224.01/113,419,858.56 = 45,021,669.19/x
  3. Step 3: Cross multiply
    82,191,224.01x = 113,419,858.56 × 45,021,669.19
  4. Step 4: Simplify right side
    82,191,224.01x = 5,106,351,351,097,811
  5. Step 5: Solve for x
    x = 5,106,351,351,097,811/82,191,224.01
  6. Step 6: Final answer
    x = 62,127,695.66

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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.