Home / 1,060,990,162.80-1,591,485,244.20-479,859,429.30

Finding the Fourth Proportional to 1,060,990,162.80, 1,591,485,244.20 and 479,859,429.30

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Solution

The fourth proportional to 1,060,990,162.80, 1,591,485,244.20 and 479,859,429.30 is: 719,789,143.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,990,162.80 : 1,591,485,244.20 = 479,859,429.30 : x
  2. Step 2: Convert to fraction form
    1,060,990,162.80/1,591,485,244.20 = 479,859,429.30/x
  3. Step 3: Cross multiply
    1,060,990,162.80x = 1,591,485,244.20 × 479,859,429.30
  4. Step 4: Simplify right side
    1,060,990,162.80x = 763,689,201,021,183,232
  5. Step 5: Solve for x
    x = 763,689,201,021,183,232/1,060,990,162.80
  6. Step 6: Final answer
    x = 719,789,143.95

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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.