Home / 82,579,229.52-113,959,779.84-45,411,906.48

Finding the Fourth Proportional to 82,579,229.52, 113,959,779.84 and 45,411,906.48

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Solution

The fourth proportional to 82,579,229.52, 113,959,779.84 and 45,411,906.48 is: 62,668,674.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,579,229.52 : 113,959,779.84 = 45,411,906.48 : x
  2. Step 2: Convert to fraction form
    82,579,229.52/113,959,779.84 = 45,411,906.48/x
  3. Step 3: Cross multiply
    82,579,229.52x = 113,959,779.84 × 45,411,906.48
  4. Step 4: Simplify right side
    82,579,229.52x = 5,175,130,864,575,469
  5. Step 5: Solve for x
    x = 5,175,130,864,575,469/82,579,229.52
  6. Step 6: Final answer
    x = 62,668,674.61

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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.