Home / 42,804,992,004.70-64,207,488,007.05-27,928,045,227.10

Finding the Fourth Proportional to 42,804,992,004.70, 64,207,488,007.05 and 27,928,045,227.10

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Solution

The fourth proportional to 42,804,992,004.70, 64,207,488,007.05 and 27,928,045,227.10 is: 41,892,067,840.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,804,992,004.70 : 64,207,488,007.05 = 27,928,045,227.10 : x
  2. Step 2: Convert to fraction form
    42,804,992,004.70/64,207,488,007.05 = 27,928,045,227.10/x
  3. Step 3: Cross multiply
    42,804,992,004.70x = 64,207,488,007.05 × 27,928,045,227.10
  4. Step 4: Simplify right side
    42,804,992,004.70x = 1,793,189,628,979,373,146,112
  5. Step 5: Solve for x
    x = 1,793,189,628,979,373,146,112/42,804,992,004.70
  6. Step 6: Final answer
    x = 41,892,067,840.65

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Double scale
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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.