Home / 13,944,783,572.40-20,957,990,027.40-12,148,938,145.20

Finding the Fourth Proportional to 13,944,783,572.40, 20,957,990,027.40 and 12,148,938,145.20

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Solution

The fourth proportional to 13,944,783,572.40, 20,957,990,027.40 and 12,148,938,145.20 is: 18,258,965,667.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,944,783,572.40 : 20,957,990,027.40 = 12,148,938,145.20 : x
  2. Step 2: Convert to fraction form
    13,944,783,572.40/20,957,990,027.40 = 12,148,938,145.20/x
  3. Step 3: Cross multiply
    13,944,783,572.40x = 20,957,990,027.40 × 12,148,938,145.20
  4. Step 4: Simplify right side
    13,944,783,572.40x = 254,617,324,490,601,103,360
  5. Step 5: Solve for x
    x = 254,617,324,490,601,103,360/13,944,783,572.40
  6. Step 6: Final answer
    x = 18,258,965,667.60

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1.5x scale

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.