Home / 504,101,928.64-755,721,597.42-193,432,489.21

Finding the Fourth Proportional to 504,101,928.64, 755,721,597.42 and 193,432,489.21

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Solution

The fourth proportional to 504,101,928.64, 755,721,597.42 and 193,432,489.21 is: 289,983,238.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,101,928.64 : 755,721,597.42 = 193,432,489.21 : x
  2. Step 2: Convert to fraction form
    504,101,928.64/755,721,597.42 = 193,432,489.21/x
  3. Step 3: Cross multiply
    504,101,928.64x = 755,721,597.42 × 193,432,489.21
  4. Step 4: Simplify right side
    504,101,928.64x = 146,181,109,738,708,096
  5. Step 5: Solve for x
    x = 146,181,109,738,708,096/504,101,928.64
  6. Step 6: Final answer
    x = 289,983,238.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.