Home / 417,049,777.44-575,532,660.96-231,428,064.96

Finding the Fourth Proportional to 417,049,777.44, 575,532,660.96 and 231,428,064.96

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Solution

The fourth proportional to 417,049,777.44, 575,532,660.96 and 231,428,064.96 is: 319,372,931.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,049,777.44 : 575,532,660.96 = 231,428,064.96 : x
  2. Step 2: Convert to fraction form
    417,049,777.44/575,532,660.96 = 231,428,064.96/x
  3. Step 3: Cross multiply
    417,049,777.44x = 575,532,660.96 × 231,428,064.96
  4. Step 4: Simplify right side
    417,049,777.44x = 133,194,410,047,252,544
  5. Step 5: Solve for x
    x = 133,194,410,047,252,544/417,049,777.44
  6. Step 6: Final answer
    x = 319,372,931.61

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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.