Home / 505,672,654.80-758,509,957.96-194,926,604.88

Finding the Fourth Proportional to 505,672,654.80, 758,509,957.96 and 194,926,604.88

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Solution

The fourth proportional to 505,672,654.80, 758,509,957.96 and 194,926,604.88 is: 292,390,283.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,672,654.80 : 758,509,957.96 = 194,926,604.88 : x
  2. Step 2: Convert to fraction form
    505,672,654.80/758,509,957.96 = 194,926,604.88/x
  3. Step 3: Cross multiply
    505,672,654.80x = 758,509,957.96 × 194,926,604.88
  4. Step 4: Simplify right side
    505,672,654.80x = 147,853,770,872,814,336
  5. Step 5: Solve for x
    x = 147,853,770,872,814,336/505,672,654.80
  6. Step 6: Final answer
    x = 292,390,283.46

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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.