Home / 82,845,481.48-114,316,785.12-47,561,342.02

Finding the Fourth Proportional to 82,845,481.48, 114,316,785.12 and 47,561,342.02

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Solution

The fourth proportional to 82,845,481.48, 114,316,785.12 and 47,561,342.02 is: 65,628,922.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,845,481.48 : 114,316,785.12 = 47,561,342.02 : x
  2. Step 2: Convert to fraction form
    82,845,481.48/114,316,785.12 = 47,561,342.02/x
  3. Step 3: Cross multiply
    82,845,481.48x = 114,316,785.12 × 47,561,342.02
  4. Step 4: Simplify right side
    82,845,481.48x = 5,437,059,715,719,167
  5. Step 5: Solve for x
    x = 5,437,059,715,719,167/82,845,481.48
  6. Step 6: Final answer
    x = 65,628,922.89

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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.