Home / 671,504,624.84-1,007,267,377.08-198,851,480.57

Finding the Fourth Proportional to 671,504,624.84, 1,007,267,377.08 and 198,851,480.57

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Solution

The fourth proportional to 671,504,624.84, 1,007,267,377.08 and 198,851,480.57 is: 298,280,312.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,504,624.84 : 1,007,267,377.08 = 198,851,480.57 : x
  2. Step 2: Convert to fraction form
    671,504,624.84/1,007,267,377.08 = 198,851,480.57/x
  3. Step 3: Cross multiply
    671,504,624.84x = 1,007,267,377.08 × 198,851,480.57
  4. Step 4: Simplify right side
    671,504,624.84x = 200,296,609,257,182,144
  5. Step 5: Solve for x
    x = 200,296,609,257,182,144/671,504,624.84
  6. Step 6: Final answer
    x = 298,280,312.37

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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.