Home / 351,313,732.70-484,796,319.62-210,262,668.79

Finding the Fourth Proportional to 351,313,732.70, 484,796,319.62 and 210,262,668.79

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Solution

The fourth proportional to 351,313,732.70, 484,796,319.62 and 210,262,668.79 is: 290,152,528.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,313,732.70 : 484,796,319.62 = 210,262,668.79 : x
  2. Step 2: Convert to fraction form
    351,313,732.70/484,796,319.62 = 210,262,668.79/x
  3. Step 3: Cross multiply
    351,313,732.70x = 484,796,319.62 × 210,262,668.79
  4. Step 4: Simplify right side
    351,313,732.70x = 101,934,567,983,606,752
  5. Step 5: Solve for x
    x = 101,934,567,983,606,752/351,313,732.70
  6. Step 6: Final answer
    x = 290,152,528.91

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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.