Home / 359,648,343.28-496,314,707.70-194,635,912.78

Finding the Fourth Proportional to 359,648,343.28, 496,314,707.70 and 194,635,912.78

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Solution

The fourth proportional to 359,648,343.28, 496,314,707.70 and 194,635,912.78 is: 268,597,556.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,648,343.28 : 496,314,707.70 = 194,635,912.78 : x
  2. Step 2: Convert to fraction form
    359,648,343.28/496,314,707.70 = 194,635,912.78/x
  3. Step 3: Cross multiply
    359,648,343.28x = 496,314,707.70 × 194,635,912.78
  4. Step 4: Simplify right side
    359,648,343.28x = 96,600,666,159,328,400
  5. Step 5: Solve for x
    x = 96,600,666,159,328,400/359,648,343.28
  6. Step 6: Final answer
    x = 268,597,556.38

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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.