Home / 367,908,551.55-552,092,578.02-245,172,990.78

Finding the Fourth Proportional to 367,908,551.55, 552,092,578.02 and 245,172,990.78

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Solution

The fourth proportional to 367,908,551.55, 552,092,578.02 and 245,172,990.78 is: 367,912,591.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,908,551.55 : 552,092,578.02 = 245,172,990.78 : x
  2. Step 2: Convert to fraction form
    367,908,551.55/552,092,578.02 = 245,172,990.78/x
  3. Step 3: Cross multiply
    367,908,551.55x = 552,092,578.02 × 245,172,990.78
  4. Step 4: Simplify right side
    367,908,551.55x = 135,358,188,540,603,888
  5. Step 5: Solve for x
    x = 135,358,188,540,603,888/367,908,551.55
  6. Step 6: Final answer
    x = 367,912,591.24

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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.