Home / 359,918,493.43-496,687,999.94-194,906,347.51

Finding the Fourth Proportional to 359,918,493.43, 496,687,999.94 and 194,906,347.51

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Solution

The fourth proportional to 359,918,493.43, 496,687,999.94 and 194,906,347.51 is: 268,971,018.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,918,493.43 : 496,687,999.94 = 194,906,347.51 : x
  2. Step 2: Convert to fraction form
    359,918,493.43/496,687,999.94 = 194,906,347.51/x
  3. Step 3: Cross multiply
    359,918,493.43x = 496,687,999.94 × 194,906,347.51
  4. Step 4: Simplify right side
    359,918,493.43x = 96,807,643,919,377,968
  5. Step 5: Solve for x
    x = 96,807,643,919,377,968/359,918,493.43
  6. Step 6: Final answer
    x = 268,971,018.96

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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.