Home / 1,613,302,365.70-2,419,953,548.55-1,290,816,093.70

Finding the Fourth Proportional to 1,613,302,365.70, 2,419,953,548.55 and 1,290,816,093.70

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Solution

The fourth proportional to 1,613,302,365.70, 2,419,953,548.55 and 1,290,816,093.70 is: 1,936,224,140.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,302,365.70 : 2,419,953,548.55 = 1,290,816,093.70 : x
  2. Step 2: Convert to fraction form
    1,613,302,365.70/2,419,953,548.55 = 1,290,816,093.70/x
  3. Step 3: Cross multiply
    1,613,302,365.70x = 2,419,953,548.55 × 1,290,816,093.70
  4. Step 4: Simplify right side
    1,613,302,365.70x = 3,123,714,986,474,764,800
  5. Step 5: Solve for x
    x = 3,123,714,986,474,764,800/1,613,302,365.70
  6. Step 6: Final answer
    x = 1,936,224,140.55

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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.