Home / 1,083,337,624.82-1,624,494,168.62-419,662,478.76

Finding the Fourth Proportional to 1,083,337,624.82, 1,624,494,168.62 and 419,662,478.76

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Solution

The fourth proportional to 1,083,337,624.82, 1,624,494,168.62 and 419,662,478.76 is: 629,295,275.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,337,624.82 : 1,624,494,168.62 = 419,662,478.76 : x
  2. Step 2: Convert to fraction form
    1,083,337,624.82/1,624,494,168.62 = 419,662,478.76/x
  3. Step 3: Cross multiply
    1,083,337,624.82x = 1,624,494,168.62 × 419,662,478.76
  4. Step 4: Simplify right side
    1,083,337,624.82x = 681,739,249,534,234,496
  5. Step 5: Solve for x
    x = 681,739,249,534,234,496/1,083,337,624.82
  6. Step 6: Final answer
    x = 629,295,275.93

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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.