Home / 417,264,009.69-575,795,529.27-231,610,410.75

Finding the Fourth Proportional to 417,264,009.69, 575,795,529.27 and 231,610,410.75

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Solution

The fourth proportional to 417,264,009.69, 575,795,529.27 and 231,610,410.75 is: 319,606,378.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,264,009.69 : 575,795,529.27 = 231,610,410.75 : x
  2. Step 2: Convert to fraction form
    417,264,009.69/575,795,529.27 = 231,610,410.75/x
  3. Step 3: Cross multiply
    417,264,009.69x = 575,795,529.27 × 231,610,410.75
  4. Step 4: Simplify right side
    417,264,009.69x = 133,360,239,042,238,336
  5. Step 5: Solve for x
    x = 133,360,239,042,238,336/417,264,009.69
  6. Step 6: Final answer
    x = 319,606,378.56

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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.