Home / 1,558,246,463.36-2,150,380,873.32-853,442,770.40

Finding the Fourth Proportional to 1,558,246,463.36, 2,150,380,873.32 and 853,442,770.40

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Solution

The fourth proportional to 1,558,246,463.36, 2,150,380,873.32 and 853,442,770.40 is: 1,177,751,436.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,246,463.36 : 2,150,380,873.32 = 853,442,770.40 : x
  2. Step 2: Convert to fraction form
    1,558,246,463.36/2,150,380,873.32 = 853,442,770.40/x
  3. Step 3: Cross multiply
    1,558,246,463.36x = 2,150,380,873.32 × 853,442,770.40
  4. Step 4: Simplify right side
    1,558,246,463.36x = 1,835,227,009,941,392,384
  5. Step 5: Solve for x
    x = 1,835,227,009,941,392,384/1,558,246,463.36
  6. Step 6: Final answer
    x = 1,177,751,436.05

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Double scale
Find fourth proportional to 1,558,246,464.36, 2,150,380,874.70 and 853,442,771.40
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1.5x scale

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.