Home / 359,620,456.89-496,276,231.14-194,608,026.39

Finding the Fourth Proportional to 359,620,456.89, 496,276,231.14 and 194,608,026.39

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Solution

The fourth proportional to 359,620,456.89, 496,276,231.14 and 194,608,026.39 is: 268,559,076.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,620,456.89 : 496,276,231.14 = 194,608,026.39 : x
  2. Step 2: Convert to fraction form
    359,620,456.89/496,276,231.14 = 194,608,026.39/x
  3. Step 3: Cross multiply
    359,620,456.89x = 496,276,231.14 × 194,608,026.39
  4. Step 4: Simplify right side
    359,620,456.89x = 96,579,337,886,422,848
  5. Step 5: Solve for x
    x = 96,579,337,886,422,848/359,620,456.89
  6. Step 6: Final answer
    x = 268,559,076.76

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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.