Home / 31,707,066,221.80-47,579,145,296.10-11,823,690,132.52

Finding the Fourth Proportional to 31,707,066,221.80, 47,579,145,296.10 and 11,823,690,132.52

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Solution

The fourth proportional to 31,707,066,221.80, 47,579,145,296.10 and 11,823,690,132.52 is: 17,742,451,061.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,707,066,221.80 : 47,579,145,296.10 = 11,823,690,132.52 : x
  2. Step 2: Convert to fraction form
    31,707,066,221.80/47,579,145,296.10 = 11,823,690,132.52/x
  3. Step 3: Cross multiply
    31,707,066,221.80x = 47,579,145,296.10 × 11,823,690,132.52
  4. Step 4: Simplify right side
    31,707,066,221.80x = 562,561,070,751,232,950,272
  5. Step 5: Solve for x
    x = 562,561,070,751,232,950,272/31,707,066,221.80
  6. Step 6: Final answer
    x = 17,742,451,061.73

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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.