Home / 82,751,556.78-114,192,927.66-45,581,036.86

Finding the Fourth Proportional to 82,751,556.78, 114,192,927.66 and 45,581,036.86

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Solution

The fourth proportional to 82,751,556.78, 114,192,927.66 and 45,581,036.86 is: 62,899,506.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,751,556.78 : 114,192,927.66 = 45,581,036.86 : x
  2. Step 2: Convert to fraction form
    82,751,556.78/114,192,927.66 = 45,581,036.86/x
  3. Step 3: Cross multiply
    82,751,556.78x = 114,192,927.66 × 45,581,036.86
  4. Step 4: Simplify right side
    82,751,556.78x = 5,205,032,044,821,773
  5. Step 5: Solve for x
    x = 5,205,032,044,821,773/82,751,556.78
  6. Step 6: Final answer
    x = 62,899,506.04

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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.