Home / 1,259,012,436.27-1,888,522,197.35-482,895,999.87

Finding the Fourth Proportional to 1,259,012,436.27, 1,888,522,197.35 and 482,895,999.87

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Solution

The fourth proportional to 1,259,012,436.27, 1,888,522,197.35 and 482,895,999.87 is: 724,345,358.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,012,436.27 : 1,888,522,197.35 = 482,895,999.87 : x
  2. Step 2: Convert to fraction form
    1,259,012,436.27/1,888,522,197.35 = 482,895,999.87/x
  3. Step 3: Cross multiply
    1,259,012,436.27x = 1,888,522,197.35 × 482,895,999.87
  4. Step 4: Simplify right side
    1,259,012,436.27x = 911,959,814,763,603,200
  5. Step 5: Solve for x
    x = 911,959,814,763,603,200/1,259,012,436.27
  6. Step 6: Final answer
    x = 724,345,358.70

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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.