Home / 496,558,294.36-685,271,706.30-276,541,719.64

Finding the Fourth Proportional to 496,558,294.36, 685,271,706.30 and 276,541,719.64

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Solution

The fourth proportional to 496,558,294.36, 685,271,706.30 and 276,541,719.64 is: 381,639,413.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,558,294.36 : 685,271,706.30 = 276,541,719.64 : x
  2. Step 2: Convert to fraction form
    496,558,294.36/685,271,706.30 = 276,541,719.64/x
  3. Step 3: Cross multiply
    496,558,294.36x = 685,271,706.30 × 276,541,719.64
  4. Step 4: Simplify right side
    496,558,294.36x = 189,506,216,080,839,008
  5. Step 5: Solve for x
    x = 189,506,216,080,839,008/496,558,294.36
  6. Step 6: Final answer
    x = 381,639,413.20

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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.