Home / 417,346,182.72-575,915,249.88-231,695,247.60

Finding the Fourth Proportional to 417,346,182.72, 575,915,249.88 and 231,695,247.60

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Solution

The fourth proportional to 417,346,182.72, 575,915,249.88 and 231,695,247.60 is: 319,726,960.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,346,182.72 : 575,915,249.88 = 231,695,247.60 : x
  2. Step 2: Convert to fraction form
    417,346,182.72/575,915,249.88 = 231,695,247.60/x
  3. Step 3: Cross multiply
    417,346,182.72x = 575,915,249.88 × 231,695,247.60
  4. Step 4: Simplify right side
    417,346,182.72x = 133,436,826,417,562,464
  5. Step 5: Solve for x
    x = 133,436,826,417,562,464/417,346,182.72
  6. Step 6: Final answer
    x = 319,726,960.36

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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.