Home / 496,558,291.36-685,271,702.16-276,541,716.64

Finding the Fourth Proportional to 496,558,291.36, 685,271,702.16 and 276,541,716.64

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Solution

The fourth proportional to 496,558,291.36, 685,271,702.16 and 276,541,716.64 is: 381,639,409.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,558,291.36 : 685,271,702.16 = 276,541,716.64 : x
  2. Step 2: Convert to fraction form
    496,558,291.36/685,271,702.16 = 276,541,716.64/x
  3. Step 3: Cross multiply
    496,558,291.36x = 685,271,702.16 × 276,541,716.64
  4. Step 4: Simplify right side
    496,558,291.36x = 189,506,212,880,141,184
  5. Step 5: Solve for x
    x = 189,506,212,880,141,184/496,558,291.36
  6. Step 6: Final answer
    x = 381,639,409.06

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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.