Home / 20,778,458,556.22-31,167,251,166.90-5,057,370,894.22

Finding the Fourth Proportional to 20,778,458,556.22, 31,167,251,166.90 and 5,057,370,894.22

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Solution

The fourth proportional to 20,778,458,556.22, 31,167,251,166.90 and 5,057,370,894.22 is: 7,585,950,058.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,778,458,556.22 : 31,167,251,166.90 = 5,057,370,894.22 : x
  2. Step 2: Convert to fraction form
    20,778,458,556.22/31,167,251,166.90 = 5,057,370,894.22/x
  3. Step 3: Cross multiply
    20,778,458,556.22x = 31,167,251,166.90 × 5,057,370,894.22
  4. Step 4: Simplify right side
    20,778,458,556.22x = 157,624,348,904,324,399,104
  5. Step 5: Solve for x
    x = 157,624,348,904,324,399,104/20,778,458,556.22
  6. Step 6: Final answer
    x = 7,585,950,058.70

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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.