Home / 32,979,021,779.92-45,508,552,417.90-18,508,321,972.09

Finding the Fourth Proportional to 32,979,021,779.92, 45,508,552,417.90 and 18,508,321,972.09

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Solution

The fourth proportional to 32,979,021,779.92, 45,508,552,417.90 and 18,508,321,972.09 is: 25,540,082,609.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,979,021,779.92 : 45,508,552,417.90 = 18,508,321,972.09 : x
  2. Step 2: Convert to fraction form
    32,979,021,779.92/45,508,552,417.90 = 18,508,321,972.09/x
  3. Step 3: Cross multiply
    32,979,021,779.92x = 45,508,552,417.90 × 18,508,321,972.09
  4. Step 4: Simplify right side
    32,979,021,779.92x = 842,286,940,634,356,121,600
  5. Step 5: Solve for x
    x = 842,286,940,634,356,121,600/32,979,021,779.92
  6. Step 6: Final answer
    x = 25,540,082,609.34

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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.