Home / 286,208,491.92-395,213,210.40-276,953,448.24

Finding the Fourth Proportional to 286,208,491.92, 395,213,210.40 and 276,953,448.24

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Solution

The fourth proportional to 286,208,491.92, 395,213,210.40 and 276,953,448.24 is: 382,433,311.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,208,491.92 : 395,213,210.40 = 276,953,448.24 : x
  2. Step 2: Convert to fraction form
    286,208,491.92/395,213,210.40 = 276,953,448.24/x
  3. Step 3: Cross multiply
    286,208,491.92x = 395,213,210.40 × 276,953,448.24
  4. Step 4: Simplify right side
    286,208,491.92x = 109,455,661,410,280,624
  5. Step 5: Solve for x
    x = 109,455,661,410,280,624/286,208,491.92
  6. Step 6: Final answer
    x = 382,433,311.73

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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.