Home / 1,211,581,034.40-1,816,096,093.20-474,366,079.20

Finding the Fourth Proportional to 1,211,581,034.40, 1,816,096,093.20 and 474,366,079.20

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Solution

The fourth proportional to 1,211,581,034.40, 1,816,096,093.20 and 474,366,079.20 is: 711,049,743.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,581,034.40 : 1,816,096,093.20 = 474,366,079.20 : x
  2. Step 2: Convert to fraction form
    1,211,581,034.40/1,816,096,093.20 = 474,366,079.20/x
  3. Step 3: Cross multiply
    1,211,581,034.40x = 1,816,096,093.20 × 474,366,079.20
  4. Step 4: Simplify right side
    1,211,581,034.40x = 861,494,383,181,721,728
  5. Step 5: Solve for x
    x = 861,494,383,181,721,728/1,211,581,034.40
  6. Step 6: Final answer
    x = 711,049,743.04

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Double scale
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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.