Home / 1,083,337,624.82-1,624,494,168.63-419,662,478.75

Finding the Fourth Proportional to 1,083,337,624.82, 1,624,494,168.63 and 419,662,478.75

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Solution

The fourth proportional to 1,083,337,624.82, 1,624,494,168.63 and 419,662,478.75 is: 629,295,275.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,337,624.82 : 1,624,494,168.63 = 419,662,478.75 : x
  2. Step 2: Convert to fraction form
    1,083,337,624.82/1,624,494,168.63 = 419,662,478.75/x
  3. Step 3: Cross multiply
    1,083,337,624.82x = 1,624,494,168.63 × 419,662,478.75
  4. Step 4: Simplify right side
    1,083,337,624.82x = 681,739,249,522,186,368
  5. Step 5: Solve for x
    x = 681,739,249,522,186,368/1,083,337,624.82
  6. Step 6: Final answer
    x = 629,295,275.92

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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.