Home / 165,253,849,979.67-247,879,942,919.96-64,534,945,209.57

Finding the Fourth Proportional to 165,253,849,979.67, 247,879,942,919.96 and 64,534,945,209.57

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Solution

The fourth proportional to 165,253,849,979.67, 247,879,942,919.96 and 64,534,945,209.57 is: 96,802,092,882.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,253,849,979.67 : 247,879,942,919.96 = 64,534,945,209.57 : x
  2. Step 2: Convert to fraction form
    165,253,849,979.67/247,879,942,919.96 = 64,534,945,209.57/x
  3. Step 3: Cross multiply
    165,253,849,979.67x = 247,879,942,919.96 × 64,534,945,209.57
  4. Step 4: Simplify right side
    165,253,849,979.67x = 15,996,918,534,890,957,307,904
  5. Step 5: Solve for x
    x = 15,996,918,534,890,957,307,904/165,253,849,979.67
  6. Step 6: Final answer
    x = 96,802,092,882.31

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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.