Home / 329,972,487.40-494,958,731.10-148,573,959.40

Finding the Fourth Proportional to 329,972,487.40, 494,958,731.10 and 148,573,959.40

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Solution

The fourth proportional to 329,972,487.40, 494,958,731.10 and 148,573,959.40 is: 222,860,939.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,972,487.40 : 494,958,731.10 = 148,573,959.40 : x
  2. Step 2: Convert to fraction form
    329,972,487.40/494,958,731.10 = 148,573,959.40/x
  3. Step 3: Cross multiply
    329,972,487.40x = 494,958,731.10 × 148,573,959.40
  4. Step 4: Simplify right side
    329,972,487.40x = 73,537,978,419,126,928
  5. Step 5: Solve for x
    x = 73,537,978,419,126,928/329,972,487.40
  6. Step 6: Final answer
    x = 222,860,939.10

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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.