Home / 17,255,247,700.80-25,882,871,551.20-8,886,965,138.40

Finding the Fourth Proportional to 17,255,247,700.80, 25,882,871,551.20 and 8,886,965,138.40

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Solution

The fourth proportional to 17,255,247,700.80, 25,882,871,551.20 and 8,886,965,138.40 is: 13,330,447,707.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,255,247,700.80 : 25,882,871,551.20 = 8,886,965,138.40 : x
  2. Step 2: Convert to fraction form
    17,255,247,700.80/25,882,871,551.20 = 8,886,965,138.40/x
  3. Step 3: Cross multiply
    17,255,247,700.80x = 25,882,871,551.20 × 8,886,965,138.40
  4. Step 4: Simplify right side
    17,255,247,700.80x = 230,020,177,157,199,527,936
  5. Step 5: Solve for x
    x = 230,020,177,157,199,527,936/17,255,247,700.80
  6. Step 6: Final answer
    x = 13,330,447,707.60

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Double scale
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Similar ratio
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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.