Home / 20,133,180,278.46-27,785,028,925.74-11,100,910,452.18

Finding the Fourth Proportional to 20,133,180,278.46, 27,785,028,925.74 and 11,100,910,452.18

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Solution

The fourth proportional to 20,133,180,278.46, 27,785,028,925.74 and 11,100,910,452.18 is: 15,319,940,205.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,133,180,278.46 : 27,785,028,925.74 = 11,100,910,452.18 : x
  2. Step 2: Convert to fraction form
    20,133,180,278.46/27,785,028,925.74 = 11,100,910,452.18/x
  3. Step 3: Cross multiply
    20,133,180,278.46x = 27,785,028,925.74 × 11,100,910,452.18
  4. Step 4: Simplify right side
    20,133,180,278.46x = 308,439,118,015,870,861,312
  5. Step 5: Solve for x
    x = 308,439,118,015,870,861,312/20,133,180,278.46
  6. Step 6: Final answer
    x = 15,319,940,205.66

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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.