Home / 20,010,935,400-30,016,404,033.28-13,709,150,537.28

Finding the Fourth Proportional to 20,010,935,400, 30,016,404,033.28 and 13,709,150,537.28

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Solution

The fourth proportional to 20,010,935,400, 30,016,404,033.28 and 13,709,150,537.28 is: 20,563,726,445.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,010,935,400 : 30,016,404,033.28 = 13,709,150,537.28 : x
  2. Step 2: Convert to fraction form
    20,010,935,400/30,016,404,033.28 = 13,709,150,537.28/x
  3. Step 3: Cross multiply
    20,010,935,400x = 30,016,404,033.28 × 13,709,150,537.28
  4. Step 4: Simplify right side
    20,010,935,400x = 411,499,401,480,054,046,720
  5. Step 5: Solve for x
    x = 411,499,401,480,054,046,720/20,010,935,400
  6. Step 6: Final answer
    x = 20,563,726,445.29

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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.