Home / 81,990,246.33-113,146,564.77-44,820,689.31

Finding the Fourth Proportional to 81,990,246.33, 113,146,564.77 and 44,820,689.31

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Solution

The fourth proportional to 81,990,246.33, 113,146,564.77 and 44,820,689.31 is: 61,852,564.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,990,246.33 : 113,146,564.77 = 44,820,689.31 : x
  2. Step 2: Convert to fraction form
    81,990,246.33/113,146,564.77 = 44,820,689.31/x
  3. Step 3: Cross multiply
    81,990,246.33x = 113,146,564.77 × 44,820,689.31
  4. Step 4: Simplify right side
    81,990,246.33x = 5,071,307,026,049,962
  5. Step 5: Solve for x
    x = 5,071,307,026,049,962/81,990,246.33
  6. Step 6: Final answer
    x = 61,852,564.82

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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.