Home / 359,695,325.70-496,326,716.94-200,905,884.78

Finding the Fourth Proportional to 359,695,325.70, 496,326,716.94 and 200,905,884.78

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Solution

The fourth proportional to 359,695,325.70, 496,326,716.94 and 200,905,884.78 is: 277,220,611.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,695,325.70 : 496,326,716.94 = 200,905,884.78 : x
  2. Step 2: Convert to fraction form
    359,695,325.70/496,326,716.94 = 200,905,884.78/x
  3. Step 3: Cross multiply
    359,695,325.70x = 496,326,716.94 × 200,905,884.78
  4. Step 4: Simplify right side
    359,695,325.70x = 99,714,958,206,783,312
  5. Step 5: Solve for x
    x = 99,714,958,206,783,312/359,695,325.70
  6. Step 6: Final answer
    x = 277,220,611.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.