Home / 343,727,836.54-515,586,706.44-84,943,049.83

Finding the Fourth Proportional to 343,727,836.54, 515,586,706.44 and 84,943,049.83

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Solution

The fourth proportional to 343,727,836.54, 515,586,706.44 and 84,943,049.83 is: 127,413,327.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,727,836.54 : 515,586,706.44 = 84,943,049.83 : x
  2. Step 2: Convert to fraction form
    343,727,836.54/515,586,706.44 = 84,943,049.83/x
  3. Step 3: Cross multiply
    343,727,836.54x = 515,586,706.44 × 84,943,049.83
  4. Step 4: Simplify right side
    343,727,836.54x = 43,795,507,296,818,504
  5. Step 5: Solve for x
    x = 43,795,507,296,818,504/343,727,836.54
  6. Step 6: Final answer
    x = 127,413,327.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.