Home / 20,628,162,002.10-30,942,243,003.15-20,628,162,002.10

Finding the Fourth Proportional to 20,628,162,002.10, 30,942,243,003.15 and 20,628,162,002.10

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Solution

The fourth proportional to 20,628,162,002.10, 30,942,243,003.15 and 20,628,162,002.10 is: 30,942,243,003.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,628,162,002.10 : 30,942,243,003.15 = 20,628,162,002.10 : x
  2. Step 2: Convert to fraction form
    20,628,162,002.10/30,942,243,003.15 = 20,628,162,002.10/x
  3. Step 3: Cross multiply
    20,628,162,002.10x = 30,942,243,003.15 × 20,628,162,002.10
  4. Step 4: Simplify right side
    20,628,162,002.10x = 638,281,601,377,323,450,368
  5. Step 5: Solve for x
    x = 638,281,601,377,323,450,368/20,628,162,002.10
  6. Step 6: Final answer
    x = 30,942,243,003.15

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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.