Home / 1,384,710,100.12-1,910,724,865.32-1,103,166,611.38

Finding the Fourth Proportional to 1,384,710,100.12, 1,910,724,865.32 and 1,103,166,611.38

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Solution

The fourth proportional to 1,384,710,100.12, 1,910,724,865.32 and 1,103,166,611.38 is: 1,522,230,447.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,710,100.12 : 1,910,724,865.32 = 1,103,166,611.38 : x
  2. Step 2: Convert to fraction form
    1,384,710,100.12/1,910,724,865.32 = 1,103,166,611.38/x
  3. Step 3: Cross multiply
    1,384,710,100.12x = 1,910,724,865.32 × 1,103,166,611.38
  4. Step 4: Simplify right side
    1,384,710,100.12x = 2,107,847,874,954,768,128
  5. Step 5: Solve for x
    x = 2,107,847,874,954,768,128/1,384,710,100.12
  6. Step 6: Final answer
    x = 1,522,230,447.20

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1.5x scale

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.