Home / 21,840,243,359,400-30,128,109,132,254-13,504,065,309,998

Finding the Fourth Proportional to 21,840,243,359,400, 30,128,109,132,254 and 13,504,065,309,998

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Solution

The fourth proportional to 21,840,243,359,400, 30,128,109,132,254 and 13,504,065,309,998 is: 18,628,544,869,835.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,840,243,359,400 : 30,128,109,132,254 = 13,504,065,309,998 : x
  2. Step 2: Convert to fraction form
    21,840,243,359,400/30,128,109,132,254 = 13,504,065,309,998/x
  3. Step 3: Cross multiply
    21,840,243,359,400x = 30,128,109,132,254 × 13,504,065,309,998
  4. Step 4: Simplify right side
    21,840,243,359,400x = 406,851,953,388,705,215,309,414,400
  5. Step 5: Solve for x
    x = 406,851,953,388,705,215,309,414,400/21,840,243,359,400
  6. Step 6: Final answer
    x = 18,628,544,869,835.29

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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.