Home / 13,436,931,522.80-20,155,397,284.20-9,954,079,785.20

Finding the Fourth Proportional to 13,436,931,522.80, 20,155,397,284.20 and 9,954,079,785.20

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Solution

The fourth proportional to 13,436,931,522.80, 20,155,397,284.20 and 9,954,079,785.20 is: 14,931,119,677.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,436,931,522.80 : 20,155,397,284.20 = 9,954,079,785.20 : x
  2. Step 2: Convert to fraction form
    13,436,931,522.80/20,155,397,284.20 = 9,954,079,785.20/x
  3. Step 3: Cross multiply
    13,436,931,522.80x = 20,155,397,284.20 × 9,954,079,785.20
  4. Step 4: Simplify right side
    13,436,931,522.80x = 200,628,432,669,330,210,816
  5. Step 5: Solve for x
    x = 200,628,432,669,330,210,816/13,436,931,522.80
  6. Step 6: Final answer
    x = 14,931,119,677.80

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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.